Family: Poaceae
Themeda avenacea
Citation:
Maiden & Betche, Census N.S.W. Pl. 15 (1916).
Synonymy: Anthistiria avenacea F. Muell., Fragm. Phyt. Aust. 5:206 (1866).
Common name: Tall oat-grass.
Description:
Similar to T. triandra, but has a somewhat woolly or silky base; stems usually over 1 m high.
The racemes are often solitary on the filiform panicle-branches and do not spread in a fan-like shape; the involucral spikelets inserted at different levels as 2 alternate pairs separated by an internode of 0.5-0.8 mm, 19-28 mm long, 1 of each pair pedicellate; the fertile spikelets covered all over with brown hairs, 8-10 mm long; callus villous, 5-6 mm long; awn 7-10 cm long; column usually longer than the bristle.
Published illustration:
Lazarides (1970) The grasses of Central Australia, pl. 69b.
Distribution:
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S.Aust.: NW, LE. All mainland States except Vic.
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Conservation status:
native
Flowering time: July (1 record).
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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:
Less palatable than T. triandra.
Author:
Not yet available
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