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Eragrostis trichophora Coss. & Durieu
Family Poaceae
Eragrostis trichophora Coss. & Durieu APNI*

Description: Tufted perennial to 1(-1.5) m high, sometimes stoloniferous; glabrous rootbase.

Leaves with sheath smooth and glabrous, or sparsely tuberculate; orifice [to be checked]; ligule a ciliate rim with hairs 0.5–1mm long; blade flat or convolute, to 4 mm wide, scaberulous especially on upper surface, glabrous.

Inflorescence contracted at first but becoming open, usually <40% of plant height, to 27 cm long, 3–12 cm wide; branches slender, [spreading? - to be checked]; primary branches naked for up to 2.2 cm, glabrous, scaberulous; pedicels [to be checked] mm long. Spikelets to 4.5 mm long, c. 1 mm wide, florets 5–7; rachilla disarticulating or persistent, weakly flexuose, with apical vestige. Glumes 1.3–1.8 mm long, subequal or the upper longer. Lemmas c. 1.5 mm long, broad-obtuse. Palea equal to lemma, persistent or deciduous with rachilla internode; keels glabrous, mostly smooth.


Flowering: summer.

Distribution and occurrence: From Narrabri to Moree district. Also naturalised in Central Australia (Alice Springs). Native to Africa.

Roadsides, drains and other disturbed sites on sandy loam.
NSW subdivisions: *NWS, *NWP
Other Australian states: *N.T. *Qld
AVH map***

Possibly introduced as a contaminant of seed of Eragrostis curvula. Also sometimes known as E. cylindriflora Hochst. (nomenclature still to be verified).

Text by KL Wilson (May 2010), based on Flora of Australia vol 44B
Taxon concept: J Palmer et al. (2005), Flora of Australia vol 44B


APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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