Panicum sect. Agrostoidea

(Nash) C.C. Hsu
Treatment appears in FNA Volume 25. Treatment on page 475.
Revision as of 22:00, 27 May 2020 by imported>Volume Importer

Plants perennial; cespitose. Culms soft, somewhat compressed. Ligules membranous, papery, often erose, with or without cilia. Panicles open to contracted, with many, more or less appressed spikelets; branches narrow, nearly simple; pedicels 0.1-3 mm, crowded, somewhat secund. Spikelets long-ellipsoid, acute. Lower glumes 1/3 – 2/3 as long as the spikelets, 3-veined; upper glumes and lower lemmas 5-veined, strongly keeled along the midveins; lower florets sterile; lower paleas small; upper florets smooth, shiny, with an apical tuft of prickly hairs, x = 9.

Discussion

Panicum sect. Agrostoidea includes about four species, one of which is found in the Flora region.

Selected References

None.

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Robert W. Freckmann +  and Michel G. Lelong +
(Nash) C.C. Hsu +
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Gramineae +
Panicum sect. Agrostoidea +
Panicum subg. Agrostoidea +
section +