Spermatophyta: Monocotyledonae: Poales

Xyridaceae

Lewis, J. & Obermeyer, A.A. (1985) Xyridaceae Flora of Southern Africa 4(2)

Lock, J.M. (1999) A synopsis of Xyris in south-central Africa. Kew Bulletin 54 301-336

Description of the family

Annual or perennial herbs. Leaves linear or filiform, mostly basal and usually sheathing at base. Inflorescence spicate or capitate, consisting of imbricate bracts in an ovoid head terminating an elongated scape; outer 2 to few pairs of bracts often sterile. Flowers bisexual, actinomorphic or partially zygomorphic. Sepals (2-)3; lower 2 placed laterally and opposite. Petals 3, free or united, actinomorphic. Stamens 3, often with 3 alternate staminodes. Ovary superior, usually 1-locular; ovules numerous. Seeds usually apiculate and longitudinally striate.

Worldwide: 5 genera and 260 species, tropical and warm areas, few temperate.

Zimbabwe: 1 genus and 13 taxa.

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

GenusContent
Xyris L.

Other sources of information about Xyridaceae:

Our websites:

Flora of Botswana: Xyridaceae
Flora of Malawi: Xyridaceae
Flora of Mozambique: Xyridaceae
Flora of Zambia: Xyridaceae

External websites:

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


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-16

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2016). Flora of Zimbabwe: Family page: Xyridaceae.
http://www.zimbabweflora.co.zw/speciesdata/family.php?family_id=237, retrieved 25 May 2016

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