Steve B Chamberlain /Foter

Plants Toxic to Cats

• Adam-and-Eve (Arum, Lord-and-Ladies, Wake Robin, Starch Root, Bobbins, Cuckoo Plant) | Scientific Name: Arum maculatum | Family: Araceae
• African Wonder Tree | Scientific Name: Ricinus communis |
• Alocasia (Elephant’s Ear) | Scientific Name: Alocasia spp. | Family: Araceae
• Aloe | Scientific Name: Aloe vera | Family: Liliaceae
• Amaryllis (Many, including: Belladonna lily, Saint Joseph lily, Cape Belladonna, Naked Lady) | Scientific Name: Amaryllis sp. | Family: Amaryllidaceae
• Ambrosia Mexicana (Jerusalem Oak, Feather Geranium) | Scientific Name: Chenopodium botrys | Family: Chenopodiaceae
• American Bittersweet (Bittersweet, Waxwork, Shrubby Bittersweet, False Bittersweet, Climbing Bittersweet) | Scientific Name: Celastrus scandens | Family: Celastraceae
• American Holly (English Holly, European Holly, Oregon Holly, Inkberry, Winterberry) | Scientific Name: Ilex opaca | Family: Aquifoliaceae
• American Mandrake (Mayapple, Indian Apple Root, Umbrella Leaf, Wild Lemon, Hog Apple, Duck’s Foot, Raccoonberry) | Scientific Name: Podophyllum peltatum | Family: Berberidaceae
• American Yew | Scientific Name: Taxus canidensus | Family: Taxaceae
• Andromeda Japonica (Pieris, Lily-of-the-Valley Bush) | Scientific Name: Pieris japonica | Family: Ericaceae
• Angelica Tree (Hercules’ Club, Devil’s Walking Stick, Prickly Ash, Prickly Elder) | Scientific Name: Aralia spinosa | Family: Araliaceae
• Apple (Includes crabapples) | Scientific Name: Malus sylvestrus | Family: Rosaceae
• Apricot (Group also includes Plum, Peach, Cherry) | Scientific Name: Prunus armeniaca | Family: Rosaceae
• Arrow-Head Vine (Nephthytis, Green Gold Naphthysis, African Evergreen, Trileaf Wonder) | Scientific Name: Syngonium podophyllum | Family: Araceae
• Arum (Cuckoo-pint, Lord-and-Ladies, Adam-and-Eve, Starch Root, Bobbins, Wake Robin) | Scientific Name: Arum maculatum | Family: Araceae
• Arum Lily (Calla Lily, Pig Lily, White Arum, Trumpet Lily, Florist’s Calla, Garden Calla) | Scientific Name: Zantedeschia aethiopica | Family: Araceae
• Asian Lily (Asiatic Lily) | Scientific Name: Lilium asiatica | Family: Liliaceae
• Asparagus Fern (Asparagus, Emerald Feather, Emerald Fern, Sprengeri Fern, Plumosa Fern, Lace Fern, Racemose Asparagus, Shatavari) | Scientific Name: Asparagus densiflorus cv sprengeri | Family: Liliaceae
• Australian Ivy Palm (Schefflera, Umbrella Tree, Octopus Tree, Starleaf) | Scientific Name: Brassaia actinophylla | Family: Araliaceae
• Australian Pine (Norfolk Pine, House Pine, Norfolk Island Pine) | Scientific Name: Araucaria heterophylla | Family: Araucariaceae
• Autumn Crocus (Meadow Saffron) | Scientific Name: Colchicum autumnale | Family: Liliaceae
• Avocado (Alligator Pear) | Scientific Name: Persea americana | Family: Lauraceae
• Azalea (Rosebay, Rhododendron) | Scientific Name: Rhododendron spp | Family: Ericaceae
• Baby Doll Ti Plant (Ti-Plant, Good-Luck Plant, Hawaiian Ti Plant) | Scientific Name: Cordyline terminalis | Family: Agavaceae
• Baby’s Breath (Maidens Breath) | Scientific Name: Gypsophila elegans | Family: Caryophyllaceae
• Barbados Aloe (Medicine Plant, True Aloe) | Scientific Name: Aloe barbadensis | Family: Aloaceae
• Barbados Lily (Amaryllis, Fire Lily, Lily of the Palace, Ridderstjerne) | Scientific Name: Hippeastrum spp. | Family: Amaryllidaceae
• Barbados Pride (Peacock Flower, Dwarf Poinciana) | Scientific Name: Caesalpinia pulcherrima |
• Barbados Pride 2 (Bird of Paradise, Poinciana, Brazilwood) | Scientific Name: Poinciana gilliesii | Family: Leguminosae
• Bead Tree (China Ball Tree, Paradise Tree, Persian Lilac, White Cedar, Japanese Bead Tree, Texas Umbrella Tree, Pride-of-India, Chinaberry Tree) | Scientific Name: Melia azedarach | Family: Meliaceae
• Begonia (Over 1,000 species and 10,000 hybrids) | Scientific Name: Begonia spp. | Family: Begoniaceae
• Bergamot Orange (Bergamot, Citrus bergamia) | Scientific Name: Citrus Aurantium | Family: Rutaceae
• Bird of Paradise (Peacock Flower, Barbados Pride, Poinciana, Pride of Barbados) | Scientific Name: Caesalpinia gilliesii | Family: Leguminosae
• Bird of Paradise 2 (Peacock Flower, Barbados Pride, Poinciana, Pride of Barbados) | Scientific Name: Poinciana gilliesii | Family: Leguminosae
• Bird of Paradise Flower (Crane Flower, Bird’s Tongue Flower) | Scientific Name: Strelitzia reginae | Family: Strelitziaceae
• Bird’s Tongue Flower (Bird of Paradise Flower, Crane Flower) | Scientific Name: Strelitzia reginae | Family: Strelitziaceae
• Bishop’s Weed (Greater Ammi, False Queen Anne’s Lace) | Scientific Name: Ammi majus | Family: Apiaceae
• Bitter Root (Dogbane Hemp, Indian Hemp) | Scientific Name: Apocynum androsaemifolium | Family: Apocynaceae
• Black Calla (Solomon’s Lily, Wild Calla, Wild Arum) | Scientific Name: Arum palestinum | Family: Araceae
• Black Laurel (Dog Hobble, Dog Laurel, Fetter Bush, Sierra Laurel) | Scientific Name: Leucothoe davisiae | Family: Ericaceae
• Black Nightshade (Nightshade, Deadly Nightshade) | Scientific Name: Solanum nigrum | Family: Solanaceae
• Bobbins (Arum, Lord-and-Ladies, Adam-and-Eve, Starch Root, Wake Robin, Cuckoo Plant) | Scientific Name: Arum maculatum | Family: Araceae
• Boxwood | Scientific Name: Buxus sp. | Family: Buxaceae
• Branching Ivy (English Ivy, Glacier Ivy, Needlepoint Ivy, Sweetheart Ivy, California Ivy) | Scientific Name: Hedera helix | Family: Araliaceae
• Brazilwood (Bird of Paradise, Poinciana, Barbados Pride) | Scientific Name: Poinciana gilliesii | Family: Leguminosae
• Bread and Butter Plant (Indian Borage, Spanish Thyme, Coleus, Maratha, Militini, East Indian Thyme) | Scientific Name: Coleus ampoinicus | Family: Labiatae
• Brunfelsia (Yesterday, Today, Tomorrow, Kiss-Me-Quick, Lady-of-the-Night, Fransiscan Rain Tree) | Scientific Name: Brunfelsia species | Family: Solanaceae
• Buckeye (Horse Chestnut) | Scientific Name: Aesculus spp | Family: Hippocastanaceae
• Buckwheat | Scientific Name: Fagopyrum species | Family: Polygonaceae
• Buddhist Pine (Yew Pine, Japanese Yew, Southern Yew, Podocarpus) | Scientific Name: Podocarpus macrophylla | Family: Podocarpaceae
• Burning Bush (Wahoo, Spindle Tree) | Scientific Name: Euonymus atropurpurea | Family: Celastraceae
• Buttercup (Butter Cress, Figwort) | Scientific Name: Ranunculus sp. | Family: Ranunculaceae
• Caladium (Malanga, Elephant’s Ears, Stoplight, Seagull, Mother-in-law Plant, Pink Cloud, Texas Wonder, Angel-Wings, Exposition, Candidum, Fancy-leaved Caladium) | Scientific Name: Caladium hortulanum | Family: Araceae
• Calamondin Orange | Scientific Name: Citrus mitis | Family: Rutaceae
• California Ivy (Branching Ivy, Glacier Ivy, Needlepoint Ivy, Sweetheart Ivy, English Ivy) | Scientific Name: Hedera helix | Family: Araliaceae
• Calla Lily (Calla Lily, Pig Lily, White Arum, Trumpet Lily, Florist’s Calla, Garden Calla, Arum Lily) | Scientific Name: Zantedeschia aethiopica | Family: Araceae
• Cape Jasmine (Gardenia) | Scientific Name: Gardenia jasminoides | Family: Rubiaceae
• Cardboard Palm (cycads and zamias) | Scientific Name: Zamia furfuracea | Family: Cycadaceae
• Cardinal Flower (Lobelia, Indian Pink) | Scientific Name: Lobelia cardinalis | Family: Campanulaceae
• Carnation (Pinks, Wild Carnation, Sweet William) | Scientific Name: Dianthus caryophyllus | Family: Caryophyllaceae
• Castor Bean Plant (Castor Oil Plant, Mole Bean Plant, African Wonder Tree, Castor Bean) | Scientific Name: Ricinus communis | Family: Euphorbiaceae
• Ceriman (Cutleaf Philodendron, Hurricane Plant, Swiss Cheese Plant, Mexican Breadfruit) | Scientific Name: Monstera deliciosa | Family: Araceae
• Chamomile (Manzanilla, Garden Chamomile, Roman Chamomile, True Chamomile, Corn Feverfew, Barnyard Daisy, Ground-apple, Turkey-weed) | Scientific Name: Anthemis nobilis | Family: Compositae
• Chandelier Plant (Mother-In-Law-Plant, Kalanchoe, Devils Backbone, Mother of Millions) | Scientific Name: Kalanchoe tubiflora | Family: Crassulaceae
• Charming Dieffenbachia | Scientific Name: Dieffenbachia amoena | Family: Araceae
• Cherry | Scientific Name: Prunus species | Family: Rosaceae
• Chinaberry Tree (Bead Tree, China Ball Tree, Paradise Tree, Persian Lilac, White Cedar, Japanese Bead Tree, Texas Umbrella Tree, Pride-of-India) | Scientific Name: Melia azedarach | Family: Meliaceae
• Chinese Evergreen | Scientific Name: Aglaonema modestrum | Family: Araceae
• Chinese Jade (Silver Jade Plant, Silver Dollar) | Scientific Name: Crassula arborescens | Family: Crassulaceae
• Christmas Rose (Hellebore, Lenten Rose, Easter Rose) | Scientific Name: Helleborus niger | Family: Ranunculaceae
• Chrysanthemum (Daisy, Mum; many varieties) | Scientific Name: Chrysanthemum spp. | Family: Compositae
• Clematis (Virgin’s Bower, Leatherflower) | Scientific Name: Clematis sp. | Family: Ranunculaceae
• Climbing Bittersweet (Bittersweet, Waxwork, Shrubby Bittersweet, False Bittersweet, Climbing Bittersweet, American Bittersweet) | Scientific Name: Celastrus scandens | Family: Celastraceae
• Climbing Lily (Gloriosa Lily, Glory Lily, Superb Lily) | Scientific Name: Gloriosa superba | Family: Liliaceae
• Climbing Nightshade (European Bittersweet, Deadly Nightshade, Violet Bloom, Blue Nightshade, Soda Apple, Poisonous Nightshade, Felonwort, Devil’s Apple, Scarlet Berry, Woody Nightshade, Blue Blindweed) | Scientific Name: Solanum dulcamara | Family: Solanaceae
• Clivia Lily (Kaffir Lily, Clivies, Caffre Lily, Cape Clivia, Klivia) | Scientific Name: Clivia sp. | Family: Amaryllidaceae
• Coffee Tree (Wild Coffee, Geranium-Leaf Aralia) | Scientific Name: Polyscias guilfoylei | Family: Araliaceae
• Coleus (Indian Borage, Bread and Butter Plant, Spanish Thyme, East Indian Thyme, Stinging Thyme, Country Boarage; many others) | Scientific Name: Coleus ampoinicus | Family: Labiatae
• Common Privet (Privet, Amur, Wax-leaf) | Scientific Name: Ligustrum vulgare | Family: Oleaceae
• Coontie Palm (Sago Palm, Cardboard Palm, cycads and zamias) | Scientific Name: Zamia pumila | Family: Cycadaceae
• Cordatum (Fiddle-Leaf, Horsehead Philodendron, Heartleaf Philodendron, Panda Plant, Split Leaf Philodendron, Fruit Salad Plant, Red Emerald, Red Princess, Saddle Leaf) | Scientific Name: Philodendron oxycardium | Family: Araceae
• Corn Plant (Corn Plant, Cornstalk Plant, Dracaena, Dragon Tree, Ribbon Plant) | Scientific Name: Dracaena fragrans | Family: Agavaceae
• Cornstalk Plant (Corn Plant, Dracaena, Dragon Tree, Ribbon Plant) | Scientific Name: Dracaena fragrans | Family: Agavaceae
• Cow parsnip (Giant Hogweed) | Scientific Name: Heracleum maximum | Family: Apiaceae
• Cowbane (Water Hemlock, Poison Parsnip) | Scientific Name: Cicuta species | Family: Apiaceae
• Cuckoo-pint (Arum, Lord-and-Ladies, Adam-and-Eve, Starch Root, Bobbins, Wake Robin) | Scientific Name: Arum maculatum | Family: Araceae
• Cutleaf Philodendron (Hurricane Plant, Swiss Cheese Plant, Ceriman, Mexican Breadfruit, Split-leaf Philodendron, Window Leaf Plant) | Scientific Name: Monstera deliciosa | Family: Araceae
• Cycads (Sago Palm, Fern Palm) | Scientific Name: Cycas and Zamia species | Family: Cycadaceae
• Cyclamen (Sowbread) | Scientific Name: Cyclamen spp | Family: Primulaceae
• Daffodil (Narcissus, Jonquil, Paper White) | Scientific Name: Narcissus spp | Family: Amaryllidaceae
• Dahlia (Many varieties) | Scientific Name: Dahlia species | Family: Compositae
• Daisy (Chrysanthemum, Mum) | Scientific Name: Chrysanthemum species | Family: Compositae
• Day Lilies (many varieties) | Scientific Name: Hemerocallis spp. | Family: Liliaceae
• Deadly Nightshade (Nightshade, Black Nightshade, European Bittersweet, Climbing Nightshade) | Scientific Name: Solanum spp | Family: Solanaceae
• Desert Azalea (Desert Rose, Mock Azalea, Sabi Star, Impala Lily, Kudu Lily) | Scientific Name: Adenium obesum | Family: Apocynaceae
• Desert Rose (Desert Azalea, Mock Azalea, Sabi Star, Impala Lily, Kudu Lily) | Scientific Name: Adenium obesum | Family: Apocynaceae
• Devil’s Backbone (Mother-In-Law-Plant, Kalanchoe, Chandelier Plant, Mother of Millions) | Scientific Name: Kalanchoe tubiflora | Family: Crassulaceae
• Devils Ivy (Pothos, Golden Pothos, Taro Vine, Ivy Arum) | Scientific Name: Epipremnum aureum | Family: Araceae
• Dieffenbachia (Charming Dieffenbachia, Giant Dumb Cane, Tropic Snow, Dumbcane, Exotica, Spotted Dumb Cane, Exotica Perfection) | Scientific Name: Dieffenbachia | Family: Araceae
• Dock (Sorrel) | Scientific Name: Rumex sp. | Family: Polygonaceae
• Dog Daisy (Dog Fennel) | Scientific Name: Achillea millefolium | Family: Compositae
• Dog Hobble (Dog Laurel, Fetter Bush, Black Laurel) | Scientific Name: Leucothoe sp. | Family: Ericaceae
• Dogbane Hemp (Bitterroot, Indian Hemp) | Scientific Name: Apocynum | Family: Apocynaceae
• Dracaena (Corn Plant, Cornstalk Plant, Dragon Tree, Ribbon Plant) | Scientific Name: Dracaena spp. | Family: Agavaceae
• Dumbcane (Charming Dieffenbachia, Giant Dumb Cane, Tropic Snow, Exotica, Spotted Dumb Cane, Exotica Perfection, Dieffenbachia) | Scientific Name: Dieffenbachia | Family: Araceae
• Dwarf Poinciana (Barbados Pride, Peacock Flower) | Scientific Name: Caesalpinia pulcherrima | Family: Fabaceae
• Easter Lily | Scientific Name: Lilium longiflorum | Family: Liliaceae
• Easter Rose (Hellebore, Christmas Rose, Lenten Rose) | Scientific Name: Helleborus niger | Family: Ranunculaceae
• Eastern Star | Scientific Name: Dianthus | Family: Caryophyllaceae
• Elephant Ears (Caladium, Malanga) | Scientific Name: Colocasia esculenta | Family: Araceae
• Elephant Ears (Caladium, Taro, Pai, Ape, Cape, Via, Via sori, Malanga) | Scientific Name: Caladium hortulanum | Family: Araceae
• Emerald Feather (Emerald Fern, Asparagus, Asparagus fern, Sprengeri fern, Plumosa fern, Lace fern, Racemose asparagus, Shatavari) | Scientific Name: Asparagus densiflorus | Family: Liliaceae
• English Holly (European Holly, Oregon Holly, Inkberry, Winterberry, American Holly) | Scientific Name: Ilex aquifolium | Family: Aquifoliaceae
• English Ivy (Branching Ivy, Glacier Ivy, Needlepoint Ivy, Sweetheart Ivy, California Ivy) | Scientific Name: Hedera helix | Family: Araliaceae
• English Yew (Western Yew, Pacific Yew, Japanese Yew, Anglo-Japanese Yew) | Scientific Name: Taxus baccata | Family: Taxaceae
• Eucalyptus (Many cultivars) | Scientific Name: Eucalyptus species | Family: Myrtaceae
• European Bittersweet (Climbing Nightshade, Deadly Nightshade) | Scientific Name: Solanum dulcamara | Family: Solanaceae
• European Holly (European Holly, Oregon Holly, Inkberry, Winterberry, American Holly, English Holly) | Scientific Name: Ilex aquifolium | Family: Aquifoliaceae
• Everlasting Pea (Sweet Pea, Perennial Pea) | Scientific Name: Lathyrus latifolius | Family: Fabaceae
• Exotica (Charming Dieffenbachia, Giant Dumb Cane, Tropic Snow, Dumbcane, Spotted Dumb Cane, Exotica Perfection, Dieffenbachia) | Scientific Name: Dieffenbachia amoena | Family: Araceae
• False Bittersweet (American Bittersweet) | Scientific Name: Celastrus scandens | Family: Celastraceae
• False Queen Anne’s Lace (Bishop’s Weed, Greater Ammi) | Scientific Name: Ammi majus | Family: Apiaceae
• Feather Geranium (Jerusalem Oak, Ambrosia Mexicana) | Scientific Name: Ambrosia mexicana | Family: Chenopodiaceae
• Fern Palm (Sago Palm, Cycads) | Scientific Name: Cycas species | Family: Cycadaceae
• Fetter Bush (Dog Laurel, Dog Hobble, Black Laurel) | Scientific Name: Leucothoe sp. | Family: Ericaceae
• Fetterbush (Staggerberry, Maleberry) | Scientific Name: Lyonia sp. | Family: Ericaceae
• Fiddle-Leaf (Horsehead Philodendron, Cordatum, Heartleaf Philodendron, Panda Plant, Split Leaf Philodendron, Fruit Salad Plant, Red Emerald, Red Princess, Saddle Leaf) | Scientific Name: Philodendron bipennifolium | Family: Araceae
• Fig (Weeping Fig, Indian Rubber Plant) | Scientific Name: Ficus benjamina | Family: Moraceae
• Figwort (Buttercup, Butter Cress, Burwort, Crowfoot burwort) | Scientific Name: Ranunculus acris | Family: Ranunculaceae
• Fire Lily (Amaryllis, Barbados Lily, Lily of the Palace, Ridderstjerne) | Scientific Name: Hippeastrum spp. | Family: Amaryllidaceae
• Flag (Iris, Snake Lily, Water Flag) | Scientific Name: Iris species | Family: Iridaceae
• Flamingo Flower (Flamingo Lily, Tail Flower, Oilcloth Flower, Pigtail Plant, Painter’s Pallet) | Scientific Name: Anthurium scherzeranum | Family: Araceae
• Fleabane (Showy Daisy, Horseweed, Seaside Daisy) | Scientific Name: Erigeron speciosus | Family: Asteraceae
• Florida Beauty (Gold Dust Dracaena, Spotted Dracaena) | Scientific Name: Dracaena surculosa | Family: Cannaceae
• Florist’s Calla (Calla Lily, Pig Lily, White Arum, Trumpet Lily, Arum Lily, Garden Calla, Arum Lily) | Scientific Name: Zantedeschia aethiopica | Family: Araceae
• Foxglove | Scientific Name: Digitalis purpurea | Family: Scrophalariaceae
• Franciscan Rain Tree (Yesterday, Today, Tomorrow, Lady-of-the-Night, Morning-Noon-and-Night, Kiss-Me-Quick) | Scientific Name: Brunfelsia species | Family: Solanaceae
• Garden Calla (Calla Lily, Pig Lily, White Arum, Trumpet Lily, Florist’s Calla, Arum Lily) | Scientific Name: Zantedeschia aethiopica | Family: Araceae
• Garden Hyacinth (Hyacinth) | Scientific Name: Hyacinthus orientalis | Family: Liliaceae
• Gardenia (Cape Jasmine) | Scientific Name: Gardenia jasminoides | Family: Rubiaceae
• Garlic (Stinking Rose, Rustic Treacle, Comphor of the Poor, Nectar of the Gods, Serpet Garlic, Rocambole) | Scientific Name: Allium sativum | Family: Liliaceae
• Geranium (Many cultivars) | Scientific Name: Pelargonium species | Family: Geraniaceae
• Geranium-Leaf Aralia (Wild Coffee, Coffee Tree) | Scientific Name: Polyscias guilfoylei | Family: Araliaceae
• Giant Dracaena (Palm Lily, Grass Palm) | Scientific Name: Cordyline australis | Family: Agavaceae
• Giant Dumb Cane (Charming Dieffenbachia, Tropic Snow, Dumbcane, Exotica, Spotted Dumb Cane, Exotica Perfection, Dieffenbachia) | Scientific Name: Dieffenbachia amoena | Family: Araceae
• Giant Hogweed (Cow Parsnip) | Scientific Name: Heracleum maximum | Family: Apiaceae
• Glacier Ivy (English Ivy, Branching Ivy, Needlepoint Ivy, Sweetheart Ivy, California Ivy) | Scientific Name: Hedera helix | Family: Araliaceae
• Gladiola (Many cultivars) | Scientific Name: Gladiolus species | Family: Iridaceae
• Gloriosa Lily (Glory Lily, Climbing Lily, Superb Lily) | Scientific Name: Gloriosa superba | Family: Liliaceae
• Gold Dieffenbachia | Scientific Name: Dieffenbachia picta | Family: Araceae
• Gold Dust Dracaena (Florida Beauty) | Scientific Name: Dracaena surculosa | Family: Agavaceae
• Golden Birds Nest (Snake Plant, Mother-in-Law’s Tongue, Good Luck Plant) | Scientific Name: Sansevieria trifasciata | Family: Agavaceae
• Golden Pothos (Pothos, Devil’s Ivy, Taro Vine, Ivy Arum) | Scientific Name: Epipremnum aureum | Family: Araceae
• Golden Ragwort (Ragwort) | Scientific Name: Senecio species | Family: Compositae
• Good Luck Plant (Shamrock Plant, Sorrel) | Scientific Name: Oxalis spp. |
• Grapefruit | Scientific Name: Citrus paradisii | Family: Rutaceae
• Grass Palm (Giant Dracaena, Palm Lily) | Scientific Name: Cordyline australis | Family: Agavaceae
• Greater Ammi (Bishop’s Weed, False Queen Anne’s Lace) | Scientific Name: Ammi majus | Family: Apiaceae
• Green Gold Naphthysis (Nephthytis, Arrow-Head Vine) | Scientific Name: Syngonium podophyllum | Family: Araceae
• Ground Apple (Chamomile, Garden Chamomile, Roman Chamomile) | Scientific Name: Anthemis nobilis | Family: Asteraceae
• Groundsel (Ragwort, Senecio) | Scientific Name: Senecio species | Family: Compositae
• Hahn’s Self Branching English Ivy (Branching Ivy, Glacier Ivy, Needlepoint Ivy, Sweetheart Ivy, California Ivy, English Ivy) | Scientific Name: Hedera helix | Family: Araliaceae
• Hashish (Marijuana, Indian Hemp) | Scientific Name: Cannabis sativa | Family: Cannabaceae
• Hawaiian Ti (Snake Plant, Giant Dracaena) | Scientific Name: Giant Dracaena | Family: Agavaceae
• Heartleaf Philodendron (Horsehead Philodendron, Cordatum, Fiddle-Leaf, Panda Plant, Split Leaf Philodendron, Fruit Salad Plant, Red Emerald, Red Princess, Saddle Leaf) | Scientific Name: Philodendron bipennifolium | Family: Araceae
• Heavenly Bamboo (Sacred Bamboo, Nandina) | Scientific Name: Nandina domestica | Family: Berberidaceae
• Hellebore (Christmas Rose, Lenten Rose, Easter Rose) | Scientific Name: Helleborus niger | Family: Ranunculaceae
• Hercules’ Club (Angelica Tree, Devil’s Walking Stick, Prickly Ash, Prickly Elder) | Scientific Name: Aralia spinosa | Family: Araliaceae
• Hibiscus (Rose of Sharon, Rose of China) | Scientific Name: Hibiscus syriacus | Family: Malvaceae
• Hills of Snow (Hydrangea, Hortensia, Seven Bark) | Scientific Name: Hydrangea arborescens | Family: Hydrangeaceae
• Holly (English Holly, European Holly, Oregon Holly, Inkberry, Winterberry, American Holly) | Scientific Name: Ilex opaca | Family: Aquifoliaceae
• Horse Chestnut (Buckeye) | Scientific Name: Aesculus glabra | Family: Hippocastanaceae
• Horsehead Philodendron (Fiddle-Leaf, Cordatum, Heartleaf Philodendron, Panda Plant, Split Leaf Philodendron, Fruit Salad Plant, Red Emerald, Red Princess, Saddle Leaf) | Scientific Name: Philodendron bipennifolium | Family: Araceae
• Horseweed (Showy Daisy, Fleabane, Seaside Daisy) | Scientific Name: Erigeron speciosus | Family: Asteraceae
• Hortensia (Hydrangea, Hills of Snow, Seven Bark) | Scientific Name: Hydrangea arborescens | Family: Hydrangeaceae
• Hosta (Plantain Lily, Funkia) | Scientific Name: Hosta plataginea | Family: Liliaceae
• House Pine (Australian Pine, Norfolk Pine, Norfolk Island Pine) | Scientific Name: Araucaria heterophylla | Family: Auraucariaceae
• Hurricane Plant (Cutleaf Philodendron, Swiss Cheese Plant, Ceriman, Mexican Breadfruit) | Scientific Name: Monstera deliciosa | Family: Araceae
• Hyacinth | Scientific Name: Hyacinthus orientalis | Family: Liliaceae
• Hydrangea (Hortensia, Hills of Snow, Seven Bark) | Scientific Name: Hydrangea arborescens | Family: Hydrangeaceae
• Impala Lily (Desert Rose, Mock Azalea, Sabi Star, Desert Azalea, Kudu Lily) | Scientific Name: Adenium obesum | Family: Apocynaceae
• Indian Apple (Mayapple, Indian Apple Root, Umbrella Leaf, Wild Lemon, Hog Apple, Duck’s Foot, Raccoonberry, American Mandrake) | Scientific Name: Podophyllum peltatum | Family: Berberidaceae
• Indian Borage (Bread and Butter Plant, Spanish Thyme, Coleus, Maratha, Militini, East Indian Thyme) | Scientific Name: Coleus ampoinicus | Family: Labiatae
• Indian Hemp (Marijuana, Hashish) | Scientific Name: Cannabis sativa | Family: Cannabaceae
• Indian Hemp (Dogbane Hemp, Bitter Root) | Scientific Name: Apocynum androsaemifolium | Family: Apocynaceae
• Indian Pink (Lobelia, Cardinal Flower) | Scientific Name: Lobelia cardinalis | Family: Campanulaceae
• Indian Rubber Plant (Fig, Weeping Fig) | Scientific Name: Ficus benjamina | Family: Moraceae
• Inkberry (English Holly, European Holly, Oregon Holly, American Holly, Winterberry) | Scientific Name: Ilex opaca | Family: Aquifoliaceae
• Iris (Flag, Snake Lily, Water Flag) | Scientific Name: Iris species | Family: Iridaceae
• Ivy Arum (Pothos, Golden Pothos, Taro Vine, Devil’s Ivy) | Scientific Name: Epipremnum aureum | Family: Araceae
• Jack-in-the-pulpit (Three-leaved indian turnip, Devil’s dear, Wake robin, Starch wort, Wild turnip, Dragon root, Bog onion, Pepper turnip, Brown dragon, Memory root) | Scientific Name: Arisaema triphyllum | Family: Araceae
• Jade Plant (Baby Jade, Dwarf rubber plant, Jade tree, Chinese rubber plant, Japanese rubber plant) | Scientific Name: Crassula argentea | Family: Crassulaceae
• Japanese Show Lily | Scientific Name: Lilium speciosum | Family: Liliaceae
• Japanese Yew (English Yew, Western Yew, Pacific Yew, Anglo-Japanese Yew) | Scientific Name: Taxus sp. | Family: Taxaceae
• Jerusalem Cherry (Natal cherry, Winter cherry) | Scientific Name: Solanum pseudocapsicum | Family: Solanaceae
• Jerusalem Oak (Feather Geranium, Ambrosia Mexicana) | Scientific Name: Ambrosia mexicana | Family: Chenopodiaceae
• Jonquil (Daffodil, Narcissus, Paper White) | Scientific Name: Narcissus jonquilla | Family: Amaryllidaceae
• Kaffir Lily (Clivia Lily) | Scientific Name: Clivia minata | Family: Amaryllidaceae
• Kalanchoe (Mother-In-Law-Plant, Devils Backbone, Chandelier Plant, Mother of Millions) | Scientific Name: Kalanchoe spp | Family: Crassulaceae
• Kiss-me-quick (Yesterday, Today, Tomorrow, Lady-of-the-Night, Morning-Noon-and-Night, Fransiscan Rain Tree) | Scientific Name: Brunfelsia species | Family: Solanaceae
• Klamath Weed (St. John’s Wort) | Scientific Name: Hypericum perforatum | Family: Clusiaceae
• Kudu Lily (Desert Azalea, Mock Azalea, Sabi Star, Impala Lily, Desert Rose) | Scientific Name: Adenium obesum | Family: Apocynaceae
• Lace Fern (Asparagus, Emerald Feather, Emerald Fern, Sprengeri Fern, Plumosa Fern, Asparagus Fern, Racemose Asparagus, Shatavari) | Scientific Name: Asparagus densiflorus cv sprengeri | Family: Liliaceae
• Lacy Tree Philodendron | Scientific Name: Philodendron selloum | Family: Araceae
• Lady-of-the-night (Yesterday, Today, Tomorrow, Kiss-Me-Quick, Morning-Noon-and-Night, Fransiscan Rain Tree) | Scientific Name: Brunfelsia species | Family: Solanaceae
• Lantana (Shrub Verbena, Yellow Sage, Red Sage) | Scientific Name: Lantana camara | Family: Verbenaceae
• Larkspur | Scientific Name: Delphinium species | Family: Ranunculaceae
• Laurel (Mountain laurel, Spoonwood, Mountain Ivy, Calico Bush, Ivy Bush) | Scientific Name: Kalmia latifolia | Family: Ericaceae
• Leatherflower (Clematis, Virgin’s Bower) | Scientific Name: Clematis sp. | Family: Ranunculaceae
• Leek (Elephant Garlic) | Scientific Name: Allium ampeloprasum | Family: Liliaceae
• Lemon | Scientific Name: Citrus limonia | Family: Rutaceae
• Lenten Rose (Hellebore, Christmas Rose, Easter Rose) | Scientific Name: Helleborus niger | Family: Ranunculaceae
• Lily | Scientific Name: Lilium species | Family: Liliaceae
• Lily of the Palace (Amaryllis, Fire Lily, Barbados Lily, Ridderstjerne) | Scientific Name: Hippeastrum spp. | Family: Amaryllidaceae
• Lily of the Valley | Scientific Name: Convallaria majalis | Family: Liliaceae
• Lily-of-the-Valley Bush (Andromeda Japonica, Pieris) | Scientific Name: Pieris japonica | Family: Ericaceae
• Lime | Scientific Name: Citrus aurantifolia | Family: Rutaceae
• Lobelia (Cardinal Flower, Indian Pink) | Scientific Name: Lobelia cardinalis | Family: Campanulaceae
• Locust | Scientific Name: Robinia species | Family: Mimosaceae
• Lord-and-Ladies (Arum, Wake Robin, Adam-and-Eve, Starch Root, Bobbins, Cuckoo Plant) | Scientific Name: Arum maculatum | Family: Araceae
• Madagascar Dragon Tree | Scientific Name: Dracaena marginata | Family: Agavaceae
• Maidens Breath (Baby’s Breath) | Scientific Name: Gypsophila elegans | Family: Caryophyllaceae
• Malanga (Caladium, Elephant’s Ears) | Scientific Name: Colocasia esculenta | Family: Araceae
• Maleberry (Staggerbush, Fetterbush) | Scientific Name: Lyonia sp. | Family: Ericaceae
• Marble Queen (Golden Pothos) | Scientific Name: Scindapsus aureus | Family: Araceae
• Marijuana (Indian Hemp, Hashish) | Scientific Name: Cannabis sativa | Family: Cannabaceae
• Mauna Loa Peace Lily (Peace Lily) | Scientific Name: Spathiphyllum | Family: Araceae
• Mayapple (Indian Apple Root, Umbrella Leaf, Wild Lemon, Hog Apple, Duck’s Foot, Raccoonberry, American Mandrake) | Scientific Name: Podophyllum peltatum | Family: Berberidaceae
• Mayweed (Poison Daisy, Stinking Chamomile) | Scientific Name: Anthemis cotula | Family: Asteraceae
• Meadow Saffron (Autumn Crocus) | Scientific Name: Colchicum autumnale | Family: Liliaceae
• Medicine Plant (Aloe, True Aloe, Barbados Aloe) | | Family: Aloaceae
• Mexican Breadfruit (Cutleaf Philodendron, Hurricane Plant, Swiss Cheese Plant, Ceriman, Split-leaf Philodendron, Window Leaf Plant) | Scientific Name: Monstera deliciosa | Family: Araceae
• Milfoil (Yarrow) | Scientific Name: Achillea millefolium | Family: Asteraceae
• Milkweed | Scientific Name: Asclepias species | Family: Asclepiadaceae
• Mistletoe “American” (American Mistletoe) | Scientific Name: Phoradendron flavescens | Family: Viscaceae
• Mock Azalea (Desert Rose, Desert Azalea, Sabi Star, Impala Lily, Kudu Lily) | Scientific Name: Adenium obesum | Family: Apocynaceae
• Mole Bean Plant | Scientific Name: Ricinus communis | Family: Euphobiaceae
• Morning Glory | Scientific Name: Ipomoea spp | Family: Convolvulaceae
• Morning-Noon-and-Night (Yesterday, Today, Tomorrow, Kiss-Me-Quick, Lady-of-the-Night, Fransiscan Rain Tree) | Scientific Name: Brunfelsia species | Family: Solanaceae
• Moss Rose (Wild Portulaca, Rock Moss, Purslane, Pigwee, Pusley) | Scientific Name: Portulaca oleracea | Family: Portulacaceae
• Mother of Millions (Mother-In-Law-Plant, Kalanchoe, Devils Backbone, Chandelier Plant) | Scientific Name: Kalanchoe tubiflora | Family: Crassulaceae
• Mother-In-Law Plant (Mother of Millions, Kalanchoe, Devils Backbone, Chandelier Plant) | Scientific Name: Kalanchoe tubiflora | Family: Crassulaceae
• Mother-in-Law | Scientific Name: Monstera deliciosa | Family: Araceae
• Mother-in-Law’s Tongue (Snake Plant, Golden Bird’s Nest, Good Luck Plant) | Scientific Name: Sansevieria trifasciata | Family: Agavaceae
• Mum (Chrysanthemum, Daisy) | Scientific Name: Chrysanthemum spp. | Family: Compositae
• Naked Lady | Scientific Name: Amaryllis belladonna L. | Family: Amaryllidaceae
• Nandina (Sacred Bamboo, Heavenly Bamboo) | Scientific Name: Nandina domestica | Family: Berberidaceae
• Narcissus (Daffodil, Jonquil, Paper White) | Scientific Name: Narcissus spp | Family: Amaryllidaceae
• Needlepoint Ivy (Branching Ivy, Glacier Ivy, English Ivy, Sweetheart Ivy, California Ivy) | Scientific Name: Hedera helix | Family: Araliaceae
• Nephthytis (Arrow-Head Vine, Green Gold Naphthysis, African Evergreen, Trileaf Wonder) | Scientific Name: Syngonium podophyllum | Family: Araceae
• Nicotiana (Tree Tobacco, Tobacco, Mustard Tree) | Scientific Name: Nicotiana glauca | Family: Solanaceae
• Nightshade (Deadly Nightshade, Black Nightshade) | Scientific Name: Solanum spp | Family: Solanaceae
• Norfolk Island Pine (Norfolk Pine, House Pine, Australian Pine) | Scientific Name: Araucaria heterophylla | Family: Araucariaceae
• Octopus Tree (Schefflera, Umbrella Tree, Australian Ivy Palm, Starleaf) | Scientific Name: Schefflera or Brassia actinoplylla | Family: Araliaceae
• Oilcloth Flower (Flamingo Plant, Flamingo Lily, Tail Flower, Pigtail Plant, Flamingo Flower, Painter’s Pallet) | Scientific Name: Anthurium scherzeranum | Family: Araceae
• Oleander (Rose-Bay) | Scientific Name: Nerium oleander | Family: Apocynaceae
• Onion | Scientific Name: Allium cepa | Family: Liliaceae
• Orange | Scientific Name: Citrus sinensis | Family: Rutaceae
• Orange Day Lily | Scientific Name: Hemerocallis graminea | Family: Liliaceae
• Oregon Holly (English Holly, European Holly, Inkberry, American Holly, Winterberry) | Scientific Name: Ilex opaca | Family: Aquifoliaceae
• Ornamental Pepper (Natal Cherry, Winter Cherry, Jerusalem Cherry) | Scientific Name: Solanum pseudocapsicum | Family: Solanaceae
• Pacific Yew (English Yew, Western Yew, Japanese Yew, Anglo-Japanese Yew) | Scientific Name: Taxus brevifolia | Family: Taxaceae
• Painter’s Pallette (Flamingo Plant, Flamingo Lily, Tail Flower, Oilcloth Flower, Pigtail Plant, Flamingo Flower) | Scientific Name: Anthurium scherzeranum | Family: Araceae
• Palm Lily (Giant Dracaena, Grass palm) | Scientific Name: Cordyline australis | Family: Agavaceae
• Panda Plant (Horsehead Philodendron, Cordatum, Heartleaf Philodendron, Panda Plant, Split Leaf Philodendron, Fruit Salad Plant, Red Emerald, Red Princess, Saddle Leaf , Fiddle-leaf) | Scientific Name: Philodendron bipennifolium | Family: Araceae
• Paper White (Daffodil, Jonquil, Narcissus) | Scientific Name: Narcissus spp | Family: Amaryllidaceae
• Paraguayan Jasmine (Yesterday, Today, Tomorrow, Lady-of-the-Night, Morning-Noon-and-Night, Kiss-Me-Quick , Fransiscan Rain Tree) | Scientific Name: Brunfelsia species | Family: Solanaceae
• Peace Lily (Mauna Loa Peace Lily) | Scientific Name: Spathiphyllum | Family: Araceae
• Peach (Plum, Apricot, Cherry) | Scientific Name: Prunus species | Family: Rosaceae
• Peacock Flower (Barbados Pride, Dwarf Poinciana) | Scientific Name: Caesalpinia pulcherrima | Family: Fabaceae
• Pencil Cactus (Crown of Thorns) | Scientific Name: Euphorbia milii | Family: Euphorbiaceae
• Peony | Scientific Name: Paeonis officinalis | Family: Paeniaceae
• Perennial Pea (Sweet Pea, Everlasting Pea) | Scientific Name: Lathyrus latifolius | Family: Fabaceae
• Periwinkle (Running Myrtle. Vinca) | Scientific Name: Vinca rosea | Family: Apocynaceae
• Philodendron Pertusum | Scientific Name: Philodendron spp | Family: Araceae
• Pie Plant (Rhubarb) | Scientific Name: Rheum rhabarbarium | Family: Polygonaceae
• Pieris (Lily-of-the-Valley Bush, Andromeda Japonica, Fetterbush) | Scientific Name: Pieris japonica | Family: Ericaceae
• Pig Lily (Calla Lily, Arum Lily, White Arum, Trumpet Lily, Florist’s Calla, Garden Calla) | Scientific Name: Zantedeschia aethiopica | Family: Araceae
• Pigtail Plant (Flamingo Plant, Flamingo Lily, Tail Flower, Oilcloth Flower, Painter’s Pallet, Flamingo Flower) | Scientific Name: Anthurium scherzeranum | Family: Araceae
• Pinks (Carnation, Wild Carnation, Sweet William) | Scientific Name: Dianthus caryophyllus | Family: Caryophyllaceae
• Plantain Lily (Hosta) | Scientific Name: Hosta plantaginea | Family: Liliaceae
• Plum (similar plants: apricot, peach, cherry) | Scientific Name: Prunus species | Family: Rosaceae
• Plumosa Fern (Asparagus, Emerald Feather, Emerald Fern, Sprengeri Fern, Asparagus Fern, Lace Fern, Racemose Asparagus, Shatavari) | Scientific Name: Asparagus densiflorus cv sprengeri | Family: Liliaceae
• Poinciana (Peacock Flower, Bird of Paradise, Barbados Pride, Pride of Barbados) | Scientific Name: Poinciana gilliesii | Family: Leguminosae
• Poinsettia | Scientific Name: Euphorbia pulcherrima | Family: Euphorbiaceae
• Poison Daisy (Mayweed, Stinking Chamomile) | Scientific Name: Anthemis cotula | Family: Asteraceae
• Poison Hemlock (Poison Parsley, Spotted Hemlock, Winter Fern, California Fern, Nebraska Fern, Deadly Hemlock) | Scientific Name: Conium maculatum | Family: Umbelliferae
• Poison Parsnip (water hemlock, cowbane) | Scientific Name: Cicuta maculata | Family: Apiaceae
• Portulaca (Wild Portulaca, Rock Moss, Purslane, Pigwee, Pusley, Moss Rose) | Scientific Name: Portulaca oleracea | Family: Portulacaceae
• Pothos (Golden Pothos, Devil’s Ivy, Taro Vine, Ivy Arum) | Scientific Name: Epipremnum aureum | Family: Araceae
• Prayer Bean (Rosary Pea, Buddhist rosary bead, Indian Bead, Indian Licorice, Love Bean, Lucky Bean, Seminole Bead, Weather Plant) | Scientific Name: Abrus precatorius | Family: Leguminosae
• Precatory Bean (Rosary Pea, Buddhist rosary bead, Indian Bead, Indian Licorice, Love Bean, Lucky Bean, Seminole Bead, Weather Plant, Prayer Bean) | Scientific Name: Abrus precatorius | Family: Leguminosae
• Pride-of-India (China Ball Tree, Paradise Tree, Persian Lilac, White Cedar, Japanese Bead Tree, Texas Umbrella Tree, Bead Tree, Chinaberry Tree) | Scientific Name: Melia azedarach | Family: Meliaceae
• Primrose | Scientific Name: Primula vulgaris | Family: Primulaceae
• Privet (amur, wax-leaf, common privet) | Scientific Name: Ligustrum japonicum | Family: Oleaceae
• Purslane (Wild Portulaca, Rock Moss, Portulaca, Pigwee, Pusley, Moss Rose) | Scientific Name: Portulaca oleracea | Family: Portulacaceae
• Racemose asparagus (Asparagus, Emerald Feather, Emerald Fern, Sprengeri Fern, Plumosa Fern, Lace Fern, Asparagus Fern, Shatavari) | Scientific Name: Asparagus densiflorus cv sprengeri | Family: Liliaceae
• Ragwort (Golden Ragwort, Tansy) | Scientific Name: Senecio species | Family: Compositae
• Ranger’s Button (White Heads) | Scientific Name: Sphenosciadium capitellatum | Family: Apiaceae
• Red Emerald (Horsehead Philodendron, Cordatum, Heartleaf Philodendron, Panda Plant, Split Leaf Philodendron, Fruit Salad Plant, Fiddle Leaf, Red Princess, Saddle Leaf) | Scientific Name: Philodendron bipennifolium | Family: Araceae
• Red Lily | Scientific Name: Lilium umbellatum | Family: Liliaceae
• Red Princess (Horsehead Philodendron, Cordatum, Heartleaf Philodendron, Panda Plant, Split Leaf Philodendron, Fruit Salad Plant, Fiddle Leaf, Red Emerald, Saddle Leaf) | Scientific Name: Philodendron bipennifolium | Family: Araceae
• Red-Marginated Dracaena (straight-marginated dracaena) | Scientific Name: Dracaena marginata | Family: Agavaceae
• Rhododendron (Rosebay, Azalea) | Scientific Name: Rhododendron spp | Family: Ericaceae
• Rhubarb (Pie Plant) | Scientific Name: Rheum rhabarbarium | Family: Polygonaceae
• Ribbon Plant (Corn Plant, Cornstalk Plant, Dracaena, Dragon Tree) | Scientific Name: Dracaena spp. | Family: Agavaceae
• Ridderstjerne (Amaryllis, Fire Lily, Lily of the Palace, Barbados Lily) | Scientific Name: Hippeastrum spp. | Family: Amaryllidaceae
• Rock Moss (Wild Portulaca, Moss Rose, Purslane, Pigwee, Pusley) | Scientific Name: Portulaca oleracea | Family: Portulacaceae
• Roman Chamomile (Chamomile, Garden Chamomile, Ground Apple) | Scientific Name: Anthemis nobilis | Family: Asteraceae
• Rose of China (Hibiscus, Rose of Sharon) | Scientific Name: Hibiscus syriacus | Family: Malvaceae
• Rose of Sharon (Hibiscus, Rose of China) | Scientific Name: Hibiscus syriacus | Family: Malvaceae
• Rosebay (Rhododendron, Azalea) | Scientific Name: Rhododendron spp | Family: Ericaceae
• Rubrum Lily | Scientific Name: Lilium speciosum cultivar | Family: Liliaceae
• Running Myrtle (Periwinkle, Vinca) | Scientific Name: Vinca rosea | Family: Apocynaceae
• Sabi Star (Desert Azalea, Mock Azalea, Desert Rose, Impala Lily, Kudu Lily) | Scientific Name: Adenium obesum | Family: Apocynaceae
• Sacred Bamboo (Heavenly Bamboo, Nandina) | Scientific Name: Nandina domestica | Family: Berberidaceae
• Saddle Leaf (Horsehead Philodendron, Cordatum, Heartleaf Philodendron, Panda Plant, Split Leaf Philodendron, Fruit Salad Plant, Red Emerald, Red Princess, Fiddle Leaf) | Scientific Name: Philodendron bipennifolium | Family: Araceae
• Sago Palm (Coontie Palm, Cardboard Palm, cycads and zamias) | Scientific Name: Cycas revoluta, zamia species | Family: Cycadaceae
• Satin Pothos (Silk Pothos) | Scientific Name: Scindapsus pictus | Family: Araceae
• Schefflera (Umbrella Tree, Australian Ivy Palm, Octopus Tree, Starleaf) | Scientific Name: Schefflera | Family: Araliaceae
• Seaside Daisy (Showy Daisy, Horseweed, Fleabane) | Scientific Name: Erigeron speciosus | Family: Asteraceae
• Seven Bark (Hydrangea, Hortensia, Hills of Snow) | Scientific Name: Hydrangea arborescens | Family: Hydrangeaceae
• Shamrock Plant (Good Luck Plant, Sorrel) | Scientific Name: Oxalis spp. |
• Shatavari (Asparagus, Emerald Feather, Emerald Fern, Sprengeri Fern, Plumosa Fern, Lace Fern, Racemose Asparagus) | Scientific Name: Asparagus densiflorus cv sprengeri | Family: Liliaceae
• Showy Daisy (Seaside Daisy, Horseweed, Fleabane) | Scientific Name: Erigeron speciosus | Family: Asteraceae
• Silver Dollar (Silver Jade Plant, Chinese Jade) | Scientific Name: Crassula arborescens | Family: Crassulaceae
• Silver Jade Plant (Chinese Jade, Silver Dollar) | Scientific Name: Crassula arborescens | Family: Crassulaceae
• Skunk Cabbage (Skunk Weed, Polecat Weed, Meadow Cabbage, Swamp Cabbage) | Scientific Name: Symplocarpus foetidus | Family: Araceae
• Snake Lilly (Iris, Flag, Water Flag) | Scientific Name: Iris species | Family: Iridaceae
• Snake Plant (Golden Bird’s Nest, Mother-in-Law’s Tongue, Good Luck Plant) | Scientific Name: Sansevieria trifasciata | Family: Agavaceae
• Solomon’s Lily (Black Calla, Wild Calla, Wild Arum) | Scientific Name: Arum palestinum | Family: Araceae
• Sowbread (Cyclamen) | Scientific Name: Cyclamen spp | Family: Primulaceae
• Spanish Thyme (Indian Borage, Bread and Butter Plant, Coleus, East Indian Thyme, Stinging Thyme, Country Boarage; many others) | Scientific Name: Coleus ampoinicus | Family: Labiatae
• Spindle Tree (Wahoo, Burning Bush) | Scientific Name: Euonymus atropurpurea | Family: Celastraceae
• Split Leaf Philodendron (Horsehead Philodendron, Cordatum, Heartleaf Philodendron, Panda Plant, Fiddle-Leaf, Fruit Salad Plant, Red Emerald, Red Princess, Saddle Leaf) | Scientific Name: Philodendron bipennifolium | Family: Araceae
• Spotted Dumb Cane (Charming Dieffenbachia, Giant Dumb Cane, Tropic Snow, Dumbcane, Exotica, Exotica Perfection, Dieffenbachia) | Scientific Name: Dieffenbachia amoena | Family: Araceae
• Sprengeri Fern (Asparagus, Emerald Feather, Emerald Fern, Plumosa Fern, Lace Fern, Racemose Asparagus, Shatavari) | Scientific Name: Asparagus densiflorus cv sprengeri | Family: Liliaceae
• Spring Parsley | Scientific Name: Petroselinum crispum | Family: Apiaceae
• St. John’s Wort (Klamath Weed) | Scientific Name: Hypericum perforatum | Family: Clusiaceae
• Staggerbush (Fetterbush, Maleberry) | Scientific Name: Lyonia sp. | Family: Ericaceae
• Starch Root (Arum, Lord-and-Ladies, Adam-and-Eve, Wake Robin, Bobbins, Cuckoo Plant) | Scientific Name: Arum maculatum | Family: Araceae
• Stargazer Lily | Scientific Name: Lilium orientalis | Family: Liliaceae
• Starleaf (Schefflera, Umbrella Tree, Octopus Tree, Australian Ivy Palm) | Scientific Name: Brassaia actinophylla | Family: Araliaceae
• Stinking Chamomile (Mayweed, Poison Daisy) | Scientific Name: Anthemis cotula | Family: Asteraceae
• Straight-Margined Dracaena (red-margined dracaena) | Scientific Name: Dracaena marginata | Family: Agavaceae
• Striped Dracaena (warneckii, janet craig plant) | Scientific Name: Dracaena deremensis | Family: Agavaceae
• Superb Lily (Glory Lily, Climbing Lily, Gloriosa Lily) | Scientific Name: Gloriosa superba | Family: Liliaceae
• Sweet Pea (Perennial Pea, Everlasting Pea) | Scientific Name: Lathyrus latifolius | Family: Fabaceae
• Sweet Potato Vine (Sweet potato) | Scientific Name: Ipomoea batatas | Family: Convolvulaceae
• Sweet William (Carnation, Wild Carnation, Pinks) | Scientific Name: Dianthus caryophyllus | Family: Caryophyllaceae
• Sweetheart Ivy (English Ivy, Glacier Ivy, Needlepoint Ivy, Branching Ivy, California Ivy) | Scientific Name: Hedera helix | Family: Araliaceae
• Swiss Cheese Plant (Cutleaf Philodendron, Hurricane Plant, Ceriman, Mexican Breadfruit) | Scientific Name: Monstera deliciosa | Family: Araceae
• Tail Flower (Flamingo Plant, Flamingo Lily, Oilcloth Flower, Pigtail Plant, Painter’s Pallet) | Scientific Name: Anthurium scherzeranum | Family: Araceae
• Taro (Caladium, Elephant’s Ears, Malanga) | Scientific Name: Colocasia esculenta | Family: Araceae
• Taro (Caladium, Elephant Ears, Pai, Ape, Cape, Via, Via sori, Malanga) | Scientific Name: Caladium hortulanum | Family: Araceae
• Taro Vine (Golden Pothos, Devil’s Ivy, Devil’s Vine, Ivy Arum) | Scientific Name: Epipremnum aureum | Family: Araceae
• Texas Umbrella Tree (China Ball Tree, Paradise Tree, Persian Lilac, White Cedar, Japanese Bead Tree, Bead Tree, Pride-of-India, Chinaberry Tree) | Scientific Name: Melia azedarach | Family: Meliaceae
• Ti-Plant (Baby Doll Ti Plant, Hawaiian Ti Plant) | Scientific Name: Cordyline terminalis | Family: Agavaceae
• Tiger Lily | Scientific Name: Lilium tigrinum | Family: Liliaceae
• Tobacco (Tree Tobacco, Nicotiana, Mustard Tree) | Scientific Name: Nicotiana glauca | Family: Solanaceae
• Tomato Plant | Scientific Name: Lycopersicon spp | Family: Solanaceae
• Tree Philodendron | Scientific Name: Philodendron selloum | Family: Araceae
• Tree Tobacco (Nicotania, Tobacco, Mustard Tree) | Scientific Name: Nicotiana glauca | Family: Solanaceae
• Tropic Snow (Charming Dieffenbachia, Giant Dumb Cane, Dumbcane, Exotica, Exotica Perfection, Dieffenbachia) | Scientific Name: Dieffenbachia amoena | Family: Araceae
• True Aloe (Medicine Plant, Aloe, Barbados Aloe) | Scientific Name: Aloe barbadensis | Family: Aloaceae
• Trumpet Lily (Calla Lily, Pig Lily, White Arum, Arum Lily, Florist’s Calla, Garden Calla, Arum Lily) | Scientific Name: Zantedeschia aethiopica | Family: Araceae
• Tulip | Scientific Name: Tulipa species | Family: Liliaceae
• Umbrella Leaf (Indian Apple Root, American Mandrake, Wild Lemon, Hog Apple, Duck’s Foot, Raccoonberry, American Mandrake) | Scientific Name: Podophyllum peltatum | Family: Berberidaceae
• Umbrella Tree (Schefflera, Australian Ivy Palm, Octopus Tree, Starleaf) | Scientific Name: Brassaia actinophylla | Family: Araliaceae
• Variable Dieffenbachia | Scientific Name: Dieffenbachia picta | Family: Araceae
• Variegated Philodendron | Scientific Name: Scindapsus, Philodendron spp | Family: Araceae
• Vinca (Periwinkle, Running Myrtle) | Scientific Name: Vinca rosea | Family: Apocynaceae
• Virgin’s Bower (Clematis, Leatherflower) | Scientific Name: Clematis sp. | Family: Ranunculaceae
• Wahoo (Burning Bush, Spindle Tree) | Scientific Name: Euonymus occidentalis | Family: Celastraceae
• Wake Robin (Arum, Lord-and-Ladies, Adam-and-Eve, Starch Root, Bobbins, Cuckoo Plant) | Scientific Name: Arum maculatum | Family: Araceae
• Warneckei Dracaena (Striped Dracaena, Janet Craig Plant) | Scientific Name: Dracaena deremensis | Family: Agavaceae
• Water Flag (Iris, Snake Lily, Flag) | Scientific Name: Iris species | Family: Iridaceae
• Water Hemlock (cowbane, poison parsnip) | Scientific Name: Cicuta maculata | Family: Apiaceae
• Water Hyacinth | Scientific Name: Eichhornia crassipes | Family: Pontederiaceae
• Wax-Leaf (privet, amur, common privet) | Scientific Name: Ligustrum japonicum | Family: Oleaceae
• Weeping Fig (fig, indian rubber plant) | Scientific Name: Ficus sp. | Family: Moraceae
• Western Yew (English Yew, Pacific Yew, Japanese Yew, Anglo-Japanese Yew) | Scientific Name: Taxus brevifolia | Family: Taxaceae
• White Heads (Ranger’s Button) | Scientific Name: Sphenosciadium capitellatum | Family: Apiaceae
• Wild Arum (Black Calla, Wild Calla, Solomon’s Lily) | Scientific Name: Arum palestinum | Family: Araceae
• Wild Calla (Black Calla, Wild Arum, Solomon’s Lily) | Scientific Name: Arum palestinum | Family: Araceae
• Wild Carnation (Carnation, Sweet William, Pinks) | Scientific Name: Dianthus caryophyllus | Family: Caryophyllaceae
• Wild Coffee (Geranium-Leaf Aralia, Coffee Tree) | Scientific Name: Polyscias guilfoylei | Family: Araliaceae
• Winter Cherry (Natal Cherry, Jerusalem Cherry) | Scientific Name: Solanum pseudocapsicum | Family: Solanaceae
• Winterberry (English Holly, European Holly, Oregon Holly, Inkberry, American Holly) | Scientific Name: Ilex opaca | Family: Aquifoliaceae
• Wisteria | Scientific Name: wisteria species | Family: Fabaceae
• Wood Lily | Scientific Name: Lilium umbellatum | Family: Liliaceae
• Yarrow (milfoil) | Scientific Name: Achillea millefolium | Family: Asteraceae
• Yellow Oleander | Scientific Name: Thevetia peruviana | Family: Apocynaceae
• Yesterday, Today, Tomorrow (Morning-Noon-and-Night, Kiss-Me-Quick, Lady-of-the-Night, Fransiscan Rain Tree, Brunfelsia) | Scientific Name: Brunfelsia species | Family: Solanaceae
• Yew (japanese yew) | Scientific Name: Taxus sp. | Family: Taxaceae
• Yew Pine (buddhist pine) | Scientific Name: Podocarpus macrophylla | Family: Podocarpacaea
• Yucca | Scientific Name: Yucca sp. | Family: Agavaceae

 

List found at http://www.aspca.org/Pet-care/poison-control/plant-list-cats.aspx