Family: Poaceae
Aristida obscura
Citation:
Henrard, Meded. Herb. Leid. 54A:385 (1927).
Synonymy: Not Applicable Common name: Brush threeawn, small brush wiregrass.
Description:
Tufted perennial 24-54 cm tall; leaf blades flat to convolute, up to 15 cm long and c. 1.5 mm wide.
Inflorescence loose and contracted to open, 7-15 cm long and almost as wide; glumes unequal, the lower about two-thirds the length of the upper, 1-nerved, aristulare, the lower c. 8 mm long, the upper c. 13.5 mm long; lemma c. 12 mm long (including the callus of c. 1 mm long), convolute, densely tuberculate-spiny; awns 30-35 mm long, subequal, the laterals shorter by 1-3 mm, filiform; grain 7.5-9 mm long, with a hilum 3.7-4.3 mm long.
Published illustration:
Lazarides (1970) The grasses of Central Australia, pl. 16b.
Distribution:
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S.Aust.: NW. W.Aust.; N.T.; N.S.W.
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Conservation status:
native
Flowering time: May and Sept. (2 records).
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SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia
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Biology:
Palatable but, because of its rarity, of no importance.
Author:
Not yet available
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