Home | > | List of families | > | Poaceae | > | Stipagrostis | > | hirtigluma |
Synonyms: |
Aristida gracilior Pilg. Aristida hirtigluma Steud. ex Trin. & Rupr. var. patula Hack. Stipagrostis hirtigluma (Trin. & Rupr.) De Winter var. patula (Hack.) de Winter |
Common names: | Blue bushman grass (English) |
Frequency: | |
Status: | Native |
Description: |
Tufted perennial grass, up to 80 cm high. Culms erect, simple, sometimes branched in the upper part, scaberulous or almost hairless, 2-5-noded; nodes hairless. Leaf-sheaths finely scaberulous, slightly compressed, with broad hyaline margins, the lower ones reduced to scales, the upper ones tight. Ligule a short-ciliate rim; auricles densely barbate; collar glabrous. Leavef-laminae 6-20 cm long by c. 1 mm, scaberulous or hairy above, with a few long hairs near the base, scaberulous beneath. Panicle 30 x 20 cm, effuse and open, with long branches bearing spikelets on long pedicels. Spikelets pallid or purplish-brown. Glumes nearly equal; the inferior 9-11 mm long, rounded or slightly keeled, with a short mucro; the superior 10-13 mm long, slightly 2-fid or emarginate, with a short awn from the sinus. Lemma c. 3.5-4 mm. long (including the callus), conspicuously tuberculate, especially towards the apex, tapering gradually into a column; central awn 5-7 cm long, plumose; lateral awns up to 2.5 cm long, very delicate, naked. |
Notes: | |
Derivation of specific name: | |
Habitat: | Usually on calcareous soils, limestone outcrops, on edges of pans, also on basalt stony ridges and along roadsides. |
Altitude range: | |
Flowering time: | |
Worldwide distribution: | Botswana, Kenya, Mozambique, Namibia, South Africa, Tanzania, Zambia, Zimbabwe. |
Mozambique distribution: | T,GI |
Growth form(s): | |
Endemic status: | |
Red data list status: | |
Insects associated with this species: | |
Spot characters: | Display spot characters for this species |
Content last updated: | Wednesday 7 March 2018 |
Literature: |
Launert, E. (1971). Poaceae Flora Zambesiaca 10(1) Pages 136 - 138. (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 110. Roodt, V. (2015). Grasses & Grazers of Botswana and the surrounding savanna Struik Nature, South Africa Pages 202 - 203. (Includes a picture). Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 146. Timberlake, J.R. & Childes, S.L. (2004). Biodiversity of the Four Corners Area: Technical Reviews Volume Two (Chapter 5-15) Appendix 5-1: Plant Checklist Occasional Publications in Biodiversity 15 Page 192. |
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