Spermatophyta: Monocotyledonae

Dioscoreaceae - Yam family

Milne-Redhead, E. (1975) Dioscoreaceae FTEA

Wilkin, P. (2009) Dioscoreaceae FZ 12(2)

Description of the family

Twining herbs. Stems annual, often prickly below, arising from tubers or rhizomes, climbing over other vegetation. Flowers unisexual (in ours). Perianth segments in 2 series. Ovary inferior, rarely semi-inferior or superior, (1-)3-locular. Fruit a dehiscent, 3-winged or 3-angled capsule (in ours).

Worldwide: 8 genera and 880 species, tropical and warm areas with a few northern temperate.

Zimbabwe: 1 genus and 12 taxa.

Dioscorea quartiniana

More sample images from the Dioscoreaceae (Click on each image to see a larger version and details of the record)

Dioscorea dumetorum

Dioscorea dumetorum

Dioscorea dumetorum

Dioscorea dumetorum

Dioscorea praehensilis

Dioscorea praehensilis

Dioscorea schimperiana

Dioscorea schimperiana

Dioscorea sylvatica

Dioscorea sylvatica

Links to genera:     View: living plant images - herbarium specimen images - all images for this family

GenusContent
Dioscorea L.Description, Image

Other sources of information about Dioscoreaceae:

Our websites:

Flora of Zimbabwe: cultivated Dioscoreaceae
Flora of Mozambique: Dioscoreaceae
Flora of Zambia: Dioscoreaceae

External websites:

GRIN (Germplasm Resources Information Network) taxonomy for plants report for Dioscoreaceae
Google: Web - Images - Scholar


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-14

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2014). Flora of Zimbabwe: Family page: Dioscoreaceae.
http://www.zimbabweflora.co.zw/speciesdata/family.php?family_id=73, retrieved 22 October 2014

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