G.631. Rhytachne Desv. ex Ham.

Description of the genus

Perennials (in ours). Inflorescence a single, terminal, cylindric raceme; internodes clavate as long as or longer than the sessile spikelet. Sessile spikelet: callus truncate with prominent central peg; lower glume crustaceous, not winged, sharply inflexed in the lower half, smooth, muricate or rugose on the back, usually glabrous, sometimes awned; upper glume sometimes awned; lower floret male; upper lemma entire and awnless. Pedicellate spikelet almost as long as the sessile or more often much reduced, sometimes awned; pedicel curved and subfoliaceous.

Worldwide: 12 species in tropical Africa and America

Zambia: 5 taxa.

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

SpeciesFZ divisionsProvincesContent
latifolia ClaytonC
robusta Stapf B
rottboellioides Desv.B,N,W,CN,WDescription
subgibbosa (Winkl. ex Hack.) ClaytonN
triaristata (Steud.) Stapf WW

Other sources of information about Rhytachne:

Our websites:

Flora of Caprivi: Rhytachne
Flora of Caprivi: cultivated Rhytachne
Flora of Malawi: Rhytachne
Flora of Mozambique: Rhytachne
Flora of Zimbabwe: Rhytachne

External websites:

African Plants: A Photo Guide (Senckenberg): Rhytachne
BHL (Biodiversity Heritage Library): Rhytachne
EOL (Encyclopedia of Life): Rhytachne
GBIF (Global Biodiversity Information Facility): Rhytachne
Google: Web - Images - Scholar
iNaturalist: Rhytachne
IPNI (International Plant Names Index): Rhytachne
JSTOR Plant Science: Rhytachne
Mansfeld World Database of Agricultural and Horticultural Crops: Rhytachne
Plants of the World Online: Rhytachne
Tropicos: Rhytachne
Wikipedia: Rhytachne

Copyright: Mike Bingham, Annette Willemen, Bart Wursten, Petra Ballings and Mark Hyde, 2011-24

Bingham, M.G., Willemen, A., Wursten, B.T., Ballings, P. and Hyde, M.A. (2024). Flora of Zambia: Genus page: Rhytachne.
https://www.zambiaflora.com/speciesdata/genus.php?genus_id=258, retrieved 4 March 2024

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