Family: Poaceae
Eragrostis pergracilis
Citation:
S.T. Blake, Proc. Roy. Soc. Qld 59, 7:154 (1948).
Synonymy: Not Applicable Common name: None
Description:
Annual or short-lived perennial 3-45 cm high, with extremely slender culms, leaves and spikelets; perennial plants with a slightly thickened hairy base; culms erect or decumbent or prostrate, simple, scaberulous or smooth, 2-4-noded; leaves mostly glabrous and smooth, rarely pilose or scaberulous; sheaths pubescent or rarely bearded at the orifice; blades involute, up to 1.5 mm wide (flattened).
Panicle 3-12 x 2-7 cm, contracted and often dense; primary branches up to 2.5 cm long, divided from near the base; pedicels 0.3-2 mm long; spikelets terete, 8.5-45 x 0.4-0.7 mm, closely 34-73-flowered, linear-filiform, often curved or flexuose; rhachilla persistent or ultimately disarticulating after the florets have fallen, with flattened internodes 0.5-0.8 mm long; glumes ovate, obtuse, entire or emarginate, keeled or rounded on the back, 1-nerved or with faint laterals, smooth, 0.7-1.4 mm long, subequal or the upper larger; lemmas 1.5-2 mm long, oblong or broadly elliptic, obtuse or truncate, entire or notched into 2 obtuse lobes, smooth, nerves strongly ribbed; paleas hyaline, broadly oblanceolate or spathulate, truncate; keels sparsely scaberulous in the upper part, flaps extremely narrow.
Grain dorsally flattened or strongly compressed, ovate- or oblong-elliptic, flat or slightly convex in profile.
Distribution:
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S.Aust.: NW, LE, GT, EA. W.Aust.; N.T.; Qld.
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Conservation status:
native
Flowering time: No flowering time is available |
SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia
|
Biology:
No text
Author:
Not yet available
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