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SPECIAL COLLECTION:
Plants with Extrafloral Nectaries

A listing of plants that have glands that produce water and sugars, but that are not located within the flower structure and may or may not have a role in attracting and rewarding pollinators.

References (external):

  1. Weber, M.G., Porturas, L.D., and K.H. Keeler, 2015. World List of Plants with Extrafloral Nectaries at Kew. World List of Plants with Extrafloral Nectaries. Last accessed on Friday, May 13, 2016.
Greenhouse Locator Map:

data regenerated on Thu, 18 Oct 2018 03:59:25 -0400

141 Accessions:

Acridocarpus zanzibaricus Adenocalymma comosum Allamanda cathartica Anacardium occidentale Ansellia africana Bixa orellana Carnegiea gigantea Ceiba pentandra Cephalotus follicularis Cephalotus follicularis Clappertonia ficifolia Dendrobium anosmum Drosera aliciae Drosera auriculata Drosera binata Drosera binata Drosera capensis Drosera cuneifolia Drosera hartmeyerorum Drosera pygmaea Drosera regia Drosophyllum lusitanicum Flagellaria indica Gossypium barbadense Grammatophyllum speciosum Grewia occidentalis Guarianthe bowringiana Holmskioldia sanguinea Hoya carnosa Inga edulis Malpighia coccigera Malpighia glabra Marsdenia floribunda Moringa oleifera Myrmecophila tibicinis Nepenthes maxima Nepenthes rafflesiana Giant #94 Pachira aquatica Pachira aquatica Passiflora amethystina Passiflora biflora Passiflora coriacea Passiflora pardifolia Petrea volubilis Phaius tankervilleae var. alba Quadrella cyanophallophora Rhipsalis teres Ricinus communis Sarracenia alata Sarracenia alata Sarracenia alata Sarracenia flava Sarracenia leucophylla Sarracenia leucophylla Sarracenia purpurea Sarracenia rubra ssp. jonesii Spathodea campanulata Tabernaemontana divaricata Thunbergia erecta Turnera ulmifolia Vachellia cornigera Vachellia hindsii Vanilla planifolia

  • 1105: Dracaena reflexa - Pleomele, Song of India - Asparagaceae - Asparagaceae
  • 1106: Grewia occidentalis - Cross Berry - Malvaceae - Malvaceae
  • 1107: Acridocarpus zanzibaricus - Malpighiaceae W/C
  • 1107: Euclea racemosa - Kersbos, Bosghwarrie - Ebenaceae - Ebenaceae
  • 1107: Hibiscus acetosella 'Haight Ashbury' - Cranberry Hibiscus - Malvaceae - Malvaceae
  • 1107: Thunbergia erecta - King's Mantle, Bush Clock Vine - Acanthaceae
  • 1109: Ceiba pentandra - Kapok Tree, Silk Cotton Tree - Malvaceae - Malvaceae
  • 1109: Kigelia africana - Sausage Tree - Bignoniaceae - Bignoniaceae
  • 1109: Thaumatococcus daniellii - Katamfe, African Serendipity Berry - Marantaceae
  • 1110: Hibiscus tilliaceus - Beach Hibiscus - Malvaceae - Malvaceae
  • 1110: Tecoma capensis - Cape Honeysuckle - Bignoniaceae
  • 1113: Marsdenia floribunda - Stephanotis - Apocynaceae - Apocynaceae
  • 1113: Strychnos spinosa - Green Monkey Orange - Loganiaceae - Loganiaceae
  • 1114: Clappertonia ficifolia - bolo bolo - Malvaceae
  • 1116: Spathodea campanulata - African Tulip Tree, Fountain Tree - Bignoniaceae - Bignoniaceae
  • 1118: Thespesia populnea - Portia Tree, Indian Tulip Tree - Malvaceae - Malvaceae
  • 1119: Laguncularia racemosa - White Mangrove - Combretaceae - Combretaceae
  • 1202: Gossypium arboreum - Tree Cotton - Malvaceae - Malvaceae
  • 1202: Gossypium darwinii - Darwin's Cotton - Malvaceae - Malvaceae
  • 1202: Scaevola taccada - Beach Naupaka, Beach Cabbage - Goodeniaceae - Goodeniaceae
  • 1207: Faradaya splendida - Glory Vine - Lamiaceae - Lamiaceae
  • 1207: Holmskioldia sanguinea - Chinese Hat - Lamiaceae
  • 1207: Osmanthus fragrans - Fragrant Olive, Sweet Olive - Oleaceae - Oleaceae
  • 1208: Tabernaemontana divaricata - Crape Jasmine, Pinwheel Flower - Apocynaceae
  • 1212: Aleurites moluccanus - Candlenut, Country Walnut - Euphorbiaceae - Euphorbiaceae
  • 1214: Hibiscus rosa-sinensis cv. (yellow) - Chinese Hibiscus - Malvaceae
  • 1218: Pachira aquatica - Malabar Chestnut, Guiana Chestnut - Malvaceae - Malvaceae
  • 1219: Dioscorea bulbifera - Air Potato - Dioscoreaceae - Dioscoreaceae
  • 1219: Flagellaria indica - Supplejack, Whip vine - Flagellariaceae - Flagellariaceae
  • 1220: Hoya carnosa - Wax Plant, Honey Plant - Apocynaceae - Apocynaceae
  • 1220: Pandorea jasminoides - Bower Vine - Bignoniaceae - Bignoniaceae
  • 1301: Allamanda cathartica - Golden Trumpet - Apocynaceae
  • 1303: Ipomoea horsfalliae - Convolvulaceae - Convolvulaceae
  • 1303: Swietenia mahogani - West Indian Mahogany - Meliaceae - Meliaceae
  • 1304: Malpighia coccigera - Miniature Holly - Malpighiaceae - Malpighiaceae
  • 1304: Malpighia glabra - Barbados Cherry, Acerola - Malpighiaceae - Malpighiaceae
  • 1305: Manihot esculenta - Yuca, Bitter Cassava, Manioc, Tapioca - Euphorbiaceae - Euphorbiaceae
  • 1305: Pachira aquatica - Guiana Chestnut - Malvaceae - Malvaceae
  • 1305: Plumeria rubra - Frangipani - Apocynaceae
  • 1306: Petrea volubilis - Queens Wreath, Purple Wreath - Verbenaceae - Verbenaceae
  • 1307: Erythrina crista-galli - Ceibo, Cockspur Coral Tree, Cry- Baby Tree - Fabaceae - Fabaceae
  • 1309: Aphelandra sinclairiana - Coral Aphelandra, Camaroncillo - Acanthaceae - Acanthaceae
  • 1309: Bixa orellana - Annatto - Bixaceae - Bixaceae
  • 1309: Malvaviscus arboreus var. mexicanus - Turk's-Cap, Cardinals Hat, Sleeping Hibiscus - Malvaceae
  • 1310: Hevea brasiliensis - Para Rubber Tree - Euphorbiaceae - Euphorbiaceae
  • 1310: Inga edulis - Ice Cream Bean - Fabaceae - Fabaceae
  • 1311: Cissus alata - Grape Ivy, Venezuela Treebine - Vitaceae - Vitaceae
  • 1311: Gossypium barbadense - Pima Cotton - Malvaceae - Malvaceae
  • 1312: Passiflora coriacea - Bat-Leaf Passion Flower - Passifloraceae - Passifloraceae
  • 1313: Cissus verticillata - Princess Vine - Vitaceae - Vitaceae
  • 1316: Ceiba speciosa - silk floss tree, kapok, floss silk tree, ceiba del brasil - Malvaceae - Malvaceae
  • 1316: Delostoma integrifolium - Bignoniaceae - Bignoniaceae
  • 1316: Passiflora amethystina - Maracuja De Cobra - Passifloraceae - Passifloraceae
  • 1316: Passiflora biflora - Two Flower Passionflower - Passifloraceae - Passifloraceae
  • 1316: Passiflora edulis 'Possum Purple' - Passion Fruit - Passifloraceae - Passifloraceae
  • 1316: Passiflora pardifolia - Egg Mimic Passionflower - Passifloraceae - Passifloraceae
  • 1316: Passiflora trifasciata - Tri-colored Passionvine - Passifloraceae - Passifloraceae
  • 1316: Passiflora vitifolia - Grape-leaved Passion Fruit - Passifloraceae - Passifloraceae
  • 1317: Anacardium occidentale - Cashew Nut Tree - Anacardiaceae - Anacardiaceae
  • 1317: Tecoma stans - Yellow Bells, Yellow Elder - Bignoniaceae - Bignoniaceae
  • 1318: Crescentia cujete - Calabash Tree - Bignoniaceae - Bignoniaceae
  • 1318: Quadrella cyanophallophora - Jamaican Caper - Capparaceae - Capparaceae
  • 1318: Vachellia cornigera - Bull-thorn Acacia - Fabaceae - Fabaceae
  • 1318: Vachellia farnesiana - Sweet Acacia, Popinac, Sponge Tree - Fabaceae - Fabaceae
  • 1318: Vachellia hindsii - Iscanal Negro, Ant Acacia - Fabaceae - Fabaceae
  • 1319: Adenocalymma comosum - Yellow Trumpet Vine - Bignoniaceae - Bignoniaceae
  • 1319: Dioscorea dodecaneura - Ornamental Yam - Dioscoreaceae - Dioscoreaceae
  • 1319: Ipomoea batatas - Sweet potato, Kumara - Convolvulaceae - Convolvulaceae
  • 1320: Rhipsalis teres - Link Cactus - Cactaceae
  • 1320: Turnera ulmifolia - Yellow Alder - Passifloraceae - Passifloraceae
  • 2107: Acacia saligna - Golden Wreath Wattle, Orange Wattle - Fabaceae - Fabaceae
  • 2205: Dioscorea elephantipes - Elephant's Foot, Hottentot-Bread - Dioscoreaceae - Dioscoreaceae
  • 2209: Yucca glauca - Soapweed, Soapwell - Asparagaceae - Asparagaceae
  • 2213: Carnegiea gigantea - Giant Saguaro - Cactaceae - Cactaceae
  • 2213: Lophocereus schottii - Totem Cactus - Cactaceae - Cactaceae
  • 2214: Fouquieria splendens - Ocotillo, Coach-whip, Vine Cactus - Fouquieriaceae - Fouquieriaceae
  • 2309: Cephalotus follicularis - Albany Pitcher Plant - Cephalotaceae - Cephalotaceae
  • 2309: Cephalotus follicularis - Albany Pitcher Plant - Cephalotaceae - Cephalotaceae
  • 2309: Drosera capensis - Cape Sundew - Droseraceae - Droseraceae W/C
  • 2309: Drosera capillaris - Pink or Spathulate-leaved Sundew - Droseraceae - Droseraceae W/C
  • 2309: Drosera cuneifolia - Droseraceae - Droseraceae
  • 2309: Drosera dielsiana - Droseraceae - Droseraceae
  • 2309: Sarracenia alata - Pale Pitcher Plant - Sarraceniaceae - Sarraceniaceae W/C
  • 2310: Drosera aliciae - Alice Sundew - Droseraceae - Droseraceae W/C
  • 2310: Drosera auriculata - Droseraceae - Droseraceae
  • 2310: Drosera binata - Droseraceae - Droseraceae W/C
  • 2310: Drosera binata - Fork-leaved Sundew - Droseraceae - Droseraceae
  • 2310: Drosera binata var. multifida extrema - Droseraceae - Droseraceae
  • 2310: Drosera callistos - Droseraceae - Droseraceae
  • 2310: Drosera filiformis var. filiformis - Thread-leaf Sundew - Droseraceae - Droseraceae W/C
  • 2310: Drosera filiformis var. tracyi - Tracy's Thread Leafed Sundew - Droseraceae - Droseraceae
  • 2310: Drosera purpurascens - Droseraceae - Droseraceae
  • 2310: Drosera pygmaea - Droseraceae - Droseraceae W/C
  • 2310: Drosera ramellosa - Droseraceae - Droseraceae
  • 2310: Drosera regia - King Sundew - Droseraceae - Droseraceae W/C
  • 2310: Drosera scorpioides - Droseraceae - Droseraceae
  • 2310: Drosera spatulata ssp. lovellae - Droseraceae - Droseraceae W/C
  • 2310: Drosera venusta - Sundew - Droseraceae - Droseraceae
  • 2310: Drosophyllum lusitanicum - Portuguese Sundew - Drosophyllaceae - Drosophyllaceae
  • 2310: Sarracenia alata - Pale Pitcher Plant - Sarraceniaceae - Sarraceniaceae W/C
  • 2310: Sarracenia alata - Pale Pitcher Plant - Sarraceniaceae - Sarraceniaceae W/C
  • 2310: Sarracenia flava - Yellow Pitcher Plant - Sarraceniaceae - Sarraceniaceae
  • 2310: Sarracenia flava var. flava - Yellow Pitcher Plant, Huntsman's Horn - Sarraceniaceae - Sarraceniaceae W/C
  • 2310: Sarracenia flava var. rubricorpa - Sarraceniaceae - Sarraceniaceae
  • 2310: Sarracenia leucophylla - White Top Pitcher Plant - Sarraceniaceae - Sarraceniaceae
  • 2310: Sarracenia leucophylla - White Top Pitcher Plant - Sarraceniaceae - Sarraceniaceae W/C
  • 2310: Sarracenia minor - Hooded Pitcher Plant - Sarraceniaceae - Sarraceniaceae
  • 2310: Sarracenia oreophila - Green Pitcher Plant - Sarraceniaceae - Sarraceniaceae
  • 2310: Sarracenia psittacina - Parrot Pitcher Plant - Sarraceniaceae - Sarraceniaceae
  • 2310: Sarracenia purpurea - Purple Pitcher Plant - Sarraceniaceae - Sarraceniaceae
  • 2310: Sarracenia rosea - Burk's Southern Pitcher Plant - Sarraceniaceae - Sarraceniaceae
  • 2310: Sarracenia rubra ssp. alabamensis - cane-break pitcher plant - Sarraceniaceae - Sarraceniaceae
  • 2310: Sarracenia rubra ssp. jonesii - Mountain Sweet Pitcher Plant - Sarraceniaceae - Sarraceniaceae W/C
  • 3110: Ctenanthe setosa - Music Paper - Marantaceae - Marantaceae
  • 3113: Ctenanthe compressa - Marantaceae - Marantaceae
  • 3206: Dioscorea alata - Yam, Red Yam, Dagu - Dioscoreaceae - Dioscoreaceae
  • 3214: Arachnis flos-aeris - Scorpion Orchid - Orchidaceae - Orchidaceae
  • 3216: Ansellia africana - Leopard Orchid - Orchidaceae - Orchidaceae
  • 3216: Coelogyne flaccida - The Loose Coelogyne - Orchidaceae - Orchidaceae
  • 3216: Dendrobium anosmum - Unscented Dendrobium - Orchidaceae - Orchidaceae
  • 3217: Epidendrum radicans - Reed Stem Epidendrum - Orchidaceae - Orchidaceae
  • 3219: Nepenthes maxima - The Great Pitcher Plant - Nepenthaceae - Nepenthaceae
  • 3219: Nepenthes rafflesiana Giant #94 - Raffle's Pitcher Plant - Nepenthaceae - Nepenthaceae
  • 3219: Nepenthes sanguinea - red form - Nepenthaceae - Nepenthaceae
  • 3220: Neobenthamia gracilis - The Graceful Neobenthamia - Orchidaceae
  • 3224: Vanda tricolor var. suavis - Orchidaceae - Orchidaceae
  • 3225: Gongora quinquenervis var uncinata - The Five-Lined Gongora - Orchidaceae - Orchidaceae
  • 3225: Phaius tankervilleae var. alba - Nun's Orchid - Orchidaceae - Orchidaceae
  • 3225: Trigonidium egertonianum - Egerton's Trigonidium - Orchidaceae - Orchidaceae
  • 3226: Myrmecophila tibicinis - Fluteplayer's Schomburgkia - Orchidaceae - Orchidaceae
  • 3228: Vanilla planifolia - Vanilla Orchid - Orchidaceae - Orchidaceae
  • 3229: Brassavola nodosa - Lady of the Night - Orchidaceae
  • 3229: Guarianthe bowringiana - Bowring's Cattleya - Orchidaceae
  • 3301: Ricinus communis - Castor Bean Plant - Euphorbiaceae
  • 3306: Dyckia fosteriana - Bromeliaceae
  • 3312: Tillandsia recurvata - Small Ballmoss - Bromeliaceae - Bromeliaceae
  • 3313: Grammatophyllum speciosum - Tiger Orchid - Orchidaceae - Orchidaceae
  • 3313: Moringa oleifera - Horseradish Tree - Moringaceae - Moringaceae
  • 5000: Sarracenia purpurea ssp. purpurea - Purple Pitcher Plant - Sarraceniaceae - Sarraceniaceae W/C
  • 6605: Drosera adelae - Droseraceae - Droseraceae
  • 6605: Drosera hartmeyerorum - Droseraceae - Droseraceae
  • WISHLIST ITEM: Argyreia nervosa - Convolvulaceae

W/C = Wild Collected
= Currently Flowering
= Image(s) Available
= map available for this accession
= voucher(s) on file at CONN for this accession
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