PlantNET Home PlantNET Home | Search NSW Flora | Contact Us  
FloraOnline
Introduction
Plant Name Search
Index Search
Spatial Search
Identification Keys
Classification
Glossary
HerbLink (Type Images)
WeedAlert
Other PlantNET Sites
Other Data Sources
NEW SOUTH WALES FLORA ONLINE Printable Page

Genus Dioscorea Family Dioscoreaceae

Description: Dioecious herbs with twining stems arising from tuber [axillary bulbils sometimes present].

Leaves usually simple, mostly alternate.

Male flowers with 6 stamens in 2 whorls, the inner 3 sometimes reduced to staminodes; vestigial ovary sometimes present. Female flowers sometimes with staminodes; ovary 3-locular; ovules usually 2 per loculus.

Fruit a papery 3-lobed capsule; seeds flat, winged.


Photo © ANBG

Distribution and occurrence: World: c. 600 spp., chiefly trop. regions. Aust.: 5 spp. (2 spp. endemic, 1 sp. naturalized), Qld, N.S.W., N.T., W.A. Many species are cultivated in the tropics for their edible tubers.

Text by G. J. Harden
Taxon concept:

One species in NSW: Dioscorea transversa

  Privacy | Copyright | Disclaimer | About PlantNET | Cite PlantNET