Panicum gilvum Launert APNI* Synonyms: Panicum laevifolium var. contractum Pilg. APNI*
Description: Decumbent to erect annual with stems to 0.7 m long.
Leaves with sheath subglabrous or with sparse tubercle-based hairs; ligule membranous below, ciliate above, 2–3 mm long; blade 3–8 mm long, subglabrous or with sparse tubercle-based hairs.
Panicle partly exserted, 5–30 cm long, pedicels 1.5–10 mm long. Spikelets ovate to elliptic, 2.5–3.5 mm long. Lower glume 25–35% the length of the spikelet, with a short, median, obtuse to shortly acute point, 0–5-nerved; upper the shape and size of the spikelet, 9–11-nerved. Lower lemma sterile, similar to the upper glume, 7–9-nerved; palea about as long as the lemma. Upper lemma elliptic, smooth, shining, finely striolate, 2–2.5 mm long, obscurely 5–7-nerved.
Flowering: summer.
Distribution and occurrence: A weed of cultivation. Native of Afr.
NSW subdivisions: *NC, *CC, *NT, *CT, *ST, *NWS, *CWS, *SWS, *SWP, *SFWP
Other Australian states: *Vic.
Suspected of causing photosensitization in sheep.
Text by S. W. L. Jacobs & C. A. Wall
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.
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