Urochloa grossa (Stapf) Oulo, Zon & Sosef

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Synonyms: Brachiaria grossa Stapf
Panicum nudiglume var. major Rendle
Common names:
Frequency:
Status: Native
Description:
Annual. Culms 30–100 cm. high. Leaf laminae cordate or not, the margins scaberulous. Inflorescence of 3–14 racemes, these 3–10 cm. long, bearing paired loosely continguous spikelets on a stiff triquetrous rhachis. Spikelets 3–4 mm. long, obovate-elliptic, glabrous, obtuse to subacute, without a stipe. Inferiorglume1/4–1/2 length of spikelet. Superior lemma coarsely rugose, obtuse.
Type location:
Notes:
Derivation of specific name:
Habitat: Open places in savanna woodland
Altitude range: (metres) 500 - 1500 m
Flowering time:
Worldwide distribution: Kenya to South Africa
FZ divisions: N,SW
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Literature:

Clayton, W.D. (1989). Poaceae Flora Zambesiaca 10(3) Pages 76 - 77. as Brachiaria grossa (Includes a picture).

Heath, A. & Heath, R. (2009). Field Guide to the Plants of Northern Botswana including the Okavango Delta Kew Publishing Page 432. as Brachiaria grossa (Includes a picture).

Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 101. as Brachiaria grossa

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 132. as Brachiaria grossa


Other sources of information about Urochloa grossa:

Our websites:

Flora of Caprivi: Urochloa grossa
Flora of Malawi: Urochloa grossa
Flora of Zambia: Urochloa grossa
Flora of Zimbabwe: Urochloa grossa

External websites:

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


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2014-25

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2025). Flora of Botswana: Species information: Urochloa grossa.
https://www.botswanaflora.com/speciesdata/species.php?species_id=106840, retrieved 12 July 2025

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