Common name: Common Native Couch, Spider Grass
Brachyachne convergens (F.Muell.) Stapf APNI*
Description: Ascending or erect annual to 0.5 m high; culms geniculate at the base, branched.
Leaves with sheath loose, overlapping, glabrous or bearded with a few hairs at the orifice; blade flat, short, erect, 2–3 mm wide.
Inflorescence of 3–5 erect or spreading spikes, 3–5 cm long. Spikelets 1-flowered, 3–5 mm long. Glumes acute or mucronate, laterally compressed, 3.5 mm long. Lemma acute, 2–2.5 mm long, elliptic, laterally compressed, densely ciliate on the margins and midnerve. Palea ciliate on the nerves.
Flowering: in response to rain or flooding.
Distribution and occurrence: Usually grows in open areas subject to infrequent flooding.
NSW subdivisions: CC, NWP, CWS
Other Australian states: Qld W.A. N.T.
Text by S. W. L. Jacobs & S. M. Hastings
Taxon concept: Flora of NSW 4 (1993)
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.