Status:
valid
Authors:
O.Téllez, B.G.Schub. & Geeta
Source:
wcs
Year:
2007
Citation Micro:
Brittonia 59: 370 (2007)
WFO Identifier:
wfo-0000837411
Common Names
- Dioscorea howardiana
- Howard's Dioscorea
- Howardiana Dioscorea
Description
Dioscorea howardiana (also called Howard's Yam, among many other common names) is a perennial herb native to tropical Asia. It has a tuft of slender, triangular leaves and small, yellowish-green flowers. It is found in wetland habitats, such as marshes, swamps, and riverbanks.
Uses & Benefits
Dioscorea howardiana is a perennial herb that is commonly used as an ornamental plant in gardens. It is also used for erosion control, as a ground cover, and as a source of food for wildlife.
Flower, Seeds and Seedlings
Dioscorea howardiana has small white flowers. The seeds are small and black. The seedlings are small and thin.
Cultivation and Propagation
Dioscorea howardiana is a tuberous perennial that can be propagated from seed or division. It prefers moist, well-drained soil and full sun to partial shade. Water regularly and fertilize monthly during the growing season.
Where to Find Dioscorea howardiana
Dioscorea howardiana can be found in the Brazilian states of Minas Gerais and Rio de Janeiro.
Species in the Dioscorea genus
Dioscorea abysmophila,
Dioscorea abyssinica,
Dioscorea acanthogene,
Dioscorea acerifolia,
Dioscorea acuminata,
Dioscorea adenantha,
Dioscorea aesculifolia,
Dioscorea aguilarii,
Dioscorea alata,
Dioscorea alatipes,
Dioscorea althaeoides,
Dioscorea amaranthoides,
Dioscorea amazonum,
Dioscorea amoena,
Dioscorea analalavensis,
Dioscorea ancachsensis,
Dioscorea andina,
Dioscorea andromedusae,
Dioscorea anomala,
Dioscorea antaly,
Dioscorea antucoana,
Dioscorea arachidna,
Dioscorea araucana,
Dioscorea arcuatinervis,
Dioscorea argyrogyna,
Dioscorea arifolia,
Dioscorea aristolochiifolia,
Dioscorea asclepiadea,
Dioscorea aspera,
Dioscorea aspersa,
Dioscorea asperula,
Dioscorea asteriscus,
Dioscorea atrescens,
Dioscorea auriculata,
Dioscorea bahiensis,
Dioscorea balcanica,
Dioscorea bancana,
Dioscorea banzhuana,
Dioscorea bartlettii,
Dioscorea basiclavicaulis,
Dioscorea baya,
Dioscorea beecheyi,
Dioscorea belophylla,
Dioscorea bemandry,
Dioscorea bemarivensis,
Dioscorea benthamii,
Dioscorea berenicea,
Dioscorea bermejensis,
Dioscorea bernoulliana,
Dioscorea besseriana,
Species in the Dioscoreaceae family
Dioscorea abysmophila,
Dioscorea abyssinica,
Dioscorea acanthogene,
Dioscorea acerifolia,
Dioscorea acuminata,
Dioscorea adenantha,
Dioscorea aesculifolia,
Dioscorea aguilarii,
Dioscorea alata,
Dioscorea alatipes,
Dioscorea althaeoides,
Dioscorea amaranthoides,
Dioscorea amazonum,
Dioscorea amoena,
Dioscorea analalavensis,
Dioscorea ancachsensis,
Dioscorea andina,
Dioscorea andromedusae,
Dioscorea anomala,
Dioscorea antaly,
Dioscorea antucoana,
Dioscorea arachidna,
Dioscorea araucana,
Dioscorea arcuatinervis,
Dioscorea argyrogyna,
Dioscorea arifolia,
Dioscorea aristolochiifolia,
Dioscorea asclepiadea,
Dioscorea aspera,
Dioscorea aspersa,
Dioscorea asperula,
Dioscorea asteriscus,
Dioscorea atrescens,
Dioscorea auriculata,
Dioscorea bahiensis,
Dioscorea balcanica,
Dioscorea bancana,
Dioscorea banzhuana,
Dioscorea bartlettii,
Dioscorea basiclavicaulis,
Dioscorea baya,
Dioscorea beecheyi,
Dioscorea belophylla,
Dioscorea bemandry,
Dioscorea bemarivensis,
Dioscorea benthamii,
Dioscorea berenicea,
Dioscorea bermejensis,
Dioscorea bernoulliana,
Dioscorea besseriana,
References
R. Geeta (b.1953): Based on occurrence of standard abbreviation 'Geeta' in the authors string.