Difference between revisions of "Themeda arguens"

(L.) Hack.
Common names: Christmas grass
Synonyms: Themeda frondosa
Treatment appears in FNA Volume 25. Treatment on page 682.
FNA>Volume Importer
FNA>Volume Importer
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Revision as of 21:31, 16 December 2019

Plants annual. Culms 1-3 m, erect, or geniculate and ascending. Sheaths glabrous, not flattened at the base. False panicles 20-100 cm; sheaths subtending the rame clusters 35-40 mm, pilose, hairs papillose-based; rames 3-5 per cluster, with 2-3 heterogamous spikelets. Homogamous spikelets 8-10 mm; lower glumes glabrous, acuminate. Heterogamous sessile spikelets 9-11 mm; calluses 3-4 mm; lower glumes hispid and tuberculate-scabrous, dark brown; awns 7-9 cm; pedicellate spikelets 8-10 mm. 2n = 20.

Discussion

Themeda arguens is native to northern Australia and southeastern Asia. Reed (1964) reported finding it on ore piles in Maryland and Virginia.

Selected References

None.

Lower Taxa

None.