Leptochloa asthenes (Roem. & Schult.) C.E.Hubb. APNI* Synonyms: Leptochloa ciliolata (Jedwabn.) S.T.Blake APNI*
Leptochloa decipiens subsp. asthenes (Roem. & Schult.) N.Snow APNI*
Description: Tufted perennials to c. 1 m tall.
Culms erect, smooth, branched, glabrous; nodes numerous, glabrous. Sheaths tight around culm, ribbed, scabrous, upper margin with sparse tubercle-based hairs to 2 mm long; ligule membranous, 0.5–1 mm long, truncate, erose; blade 2–9 cm long, to 0.3 cm wide.
Inflorescence of racemes on a primary axis, 10–25 cm long, axils glabrous; racemes 1–9 cm long.
Spikelets 1.5–3 mm long, 2–5 florets, often with the rachilla extended as a sterile projection to 1 mm long, pedicels to 1 mm long. Lower glume lanceolate, c. 0.7 mm long, subulate, 1-keeled, keel scabrous; upper glume elliptic, c. 1.5 mm long, emarginate or obtuse, 1-keeled, keel scabrous. Lemmas c. 1.5 mm long, upper lemmas successively smaller, apex acute or 2-toothed, 3-nerved, lateral nerve to margin with fine hairs <0.3 mm long, 1-keeled, sometimes lower 50% of keel silky with fine hairs <0.3 mm long; palea slightly shorter than lemma, 2-keeled, keel to margin with fine hairs <0.3 mm long.
Distribution and occurrence: Grows in moist, protected situations.
NSW subdivisions: NC, CC, NT, NWS, CWS, NWP
Other Australian states: Qld
Text by (2008) Jacobs, S.W.L., Whalley, R.D.B., Wheeler, D.J.B.
Taxon concept: Grasses of New South Wales 4th ed.
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.
|
