Tragus racemosus (L.) All.

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Synonyms: Cenchrus racemosus L.
Tragus arenarius Bremek. & Oberm.
Common names:
Annual up to 25 cm tall, erect or geniculately ascending; leaf laminas 2–6 cm × 1.5–4.5 mm, flat or plicate, glaucous, the margins thickened, whitish, pectinate with bulbous-based hairs or barbellate.Inflorescence 2.5–6 cm long, compactly cylindrical, congested; racemelets comprising (1)2–4 fertile and (1)2 sterile spikelets borne on a short peduncle.Spikelets 3.2–4 mm long; superior glume prominently 7-nerved, the nerves bearing hooked, bulbous-based prickles, glabrous between the nerves; anthers 0.5–0.7 mm long.
Derivation of specific name:
Habitat: In shallow soil over exposed rock and in cracks in limestone, in mopane and Acacia woodland on sandy or stony soil, and on compacted soil on pan margins
Altitude range: (metres) 910 - 1070 m
Flowering time:
Worldwide distribution: Mediterranean region and Arabia, and southwards through tropical Africa to South Africa
Zimbabwe distribution: W
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species

Cope, T.A. (1999). Poaceae Flora Zambesiaca 10(2) Page 248.

Heath, A. & Heath, R. (2009). Field Guide to the Plants of Northern Botswana including the Okavango Delta Kew Publishing Page 515. (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 111.

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 147.

Other sources of information about Tragus racemosus:

Our websites:

Flora of Botswana: Tragus racemosus
Flora of Caprivi: Tragus racemosus

External websites:

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

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-24

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2024). Flora of Zimbabwe: Species information: Tragus racemosus., retrieved 15 April 2024

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