G.561. Tristachya Nees

DOLICHOCHAETE (C.E. Hubb.) J.B. Phipps

Description of the genus

Annuals or perennials. Ligule a line of hairs. Inflorescence an open or contracted panicle; spikelets mostly borne in triads with connate pedicels, less often in groups of 2-3 on long unequal free pedicels. Spikelets large, brown, 2-flowered, the lower floret male or barren. Lower lemma 5-7-nerved. Callus of upper floret pungent, conical. Upper lemma usually pubescent, rarely with hair-tufts, 2-lobed, geniculately awned.

Worldwide: 22 species in tropical and South Africa, Madagascar and tropical America

Botswana: 4 taxa.

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Links to taxa:     View: living plant images - herbarium specimen images - all images for this genus

SpeciesFZ divisionsContent
lualabaensis (De Wild.) J.B. PhippsNDescription
nodiglumis K. Schum.NDescription, Image
rehmannii Hack.NDescription
superba (De Not.) Schweinf. & Asch.NDescription

Other sources of information about Tristachya:

Our websites:

Flora of Caprivi: Tristachya
Flora of Malawi: Tristachya
Flora of Mozambique: Tristachya
Flora of Zambia: Tristachya
Flora of Zimbabwe: Tristachya

External websites:

ePIC (electronic Plant Information Center): Tristachya
Flora Zambesiaca web site: Tristachya
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network) taxonomy for plants report for Tristachya
Wikipedia: Tristachya
IPNI (International Plant Names Index): Tristachya
Kew Herbarium catalogue: Tristachya

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2014-23

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2023). Flora of Botswana: Genus page: Tristachya.
https://www.botswanaflora.com/speciesdata/genus.php?genus_id=218, retrieved 28 January 2023

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