G.299. Aristida - Bristle grasses
Description of the genus
Annuals or perennials. Spikelets 1-flowered, disarticulating above the glumes, in terminal, lax or contracted, panicles; glumes persistent, narrow, usually 1-nerved. Lemma narrow, with hard callus at base, with or without a beak or twisted column; articulation present or 0, usually visible as a transverse darker line on the body of the lemma, occurring at the apex of the lemma or at the apex of the column; awns 3 (1 central, 2 lateral) or rarely 1, glabrous. Worldwide: c. 330 species in warm regions of the world Zimbabwe: 33 taxa. |
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Links to taxa: View: living plant images - herbarium specimen images - all images for this genus
| Species | FZ divisions | Content |
| adscensionis L. | N,W,C,E,S | Description, Image |
| aequiglumis Hack. | C,S | Description |
| barbicollis Trin. & Rupr. | N,W,C,E,S | Description |
| brainii Melderis [End] [DD] | W | Description |
| canescens Henrard | N,W,C,E,S | Description |
| congesta Roem. & Schult. | N,W,C,E,S | Description, Image |
| cumingiana Trin. & Rupr. | N,C | Description |
| denudata Pilg. | W,C | Description |
| diffusa Trin. subsp. burkei (Stapf) Melderis | N | Description |
| diminuta (Mez) C.E. Hubb. | N,C,S | Description |
| hispidula Henrard [End] [DD] | N,W,S | Description |
| hordeacea Kunth | N,W,C,S | Description |
| junciformis Trin. & Rupr. subsp. macilenta (Henrard) Melderis | N,W,C,E,S | Description |
| junciformis Trin. & Rupr. subsp. welwitschii (Rendle) Melderis | N,W,C,E,S | Description |
| leucophaea Henrard | N,W,C,E,S | Description |
| meridionalis Henrard | N,W,C,E,S | Description |
| mollissima Pilg. subsp. argentea (Schweick.) Melderis | N,S | |
| mollissima Pilg. subsp. mollissima | N,W,C,S | |
| pilgeri Henrard | N,W,C,S | Description |
| recta Franch. | N,C,E | Description, Image |
| rhiniochloa Hochst. | N,W,C,E,S | Description, Image |
| scabrivalvis Hack. subsp. borumensis (Henrard) Melderis | N,W,C,E,S | |
| scabrivalvis Hack. subsp. contracta (De Winter) Melderis | N,W,E | |
| scabrivalvis Hack. subsp. scabrivalvis | N,W,C,E,S | |
| stipitata Hack. subsp. graciliflora (Pilg.) Melderis | N,W,C,S | Description |
| stipitata Hack. subsp. Ints. between sspp. stipi | W | |
| stipitata Hack. subsp. ramifera (Pilg.) Melderis | C | Description |
| stipitata Hack. subsp. robusta (Stent & J.M. Rattray) Melderis | N,W,C,S | Description |
| stipitata Hack. subsp. spicata (De Winter) Melderis | S | Description |
| stipitata Hack. subsp. stipitata | W,C,S | Description |
| stipoides Lam. | W,S | Description |
| transvaalensis Henrard | E,S | |
| vestita Thunb. | N,W,C,E,S | Description |
Other sources of information about Aristida:
Our websites:
Flora of Botswana: AristidaFlora of Burundi: Aristida
Flora of Caprivi: Aristida
Flora of Malawi: Aristida
Flora of Mozambique: Aristida
Flora of Rwanda: Aristida
Flora of Zambia: Aristida
External websites:
African Plants: A Photo Guide (Senckenberg): AristidaBHL (Biodiversity Heritage Library): Aristida
EOL (Encyclopedia of Life): Aristida
GBIF (Global Biodiversity Information Facility): Aristida
Google: Web - Images - Scholar
iNaturalist: Aristida
IPNI (International Plant Names Index): Aristida
JSTOR Plant Science: Aristida
Mansfeld World Database of Agricultural and Horticultural Crops: Aristida
Plants of the World Online: Aristida
Tropicos: Aristida
Wikipedia: Aristida