familyPoaceae
subfamilyPoaceae subfam. Panicoideae
genusSetaria
subgenusSetaria subg. Setaria
speciesSetaria pumila
subspeciesSetaria pumila subsp. pallidefusca
Difference between revisions of "Setaria pumila subsp. pallidefusca"
Synonyms: Setaria pallidefusca
Treatment appears in FNA Volume 25. Treatment on page 558.
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Revision as of 21:02, 5 November 2020
Blades dark green. Bristles reddish. Spikelets 2-2.5 mm. 2n = 18, 36, 54, 72.
Discussion
Setaria pumila subsp. pallidefusca is native to tropical Africa. It is now established as a weed in south¬eastern Louisiana, but it has also been collected in the past on ballast dumps in Portland, Oregon.
Reports of S. nigrirostris (Nees) T Durand & Schinz in North America have not been verified. It differs from S. pumila in being a rhizomatous perennial with spikelets 3.5-5 mm long and bristles with thickened tips (those of S. pumila are slender throughout). It is a native of southern Africa.
Selected References
None.
Lower Taxa
None.
... more about "Setaria pumila subsp. pallidefusca"
Va. +, Colo. +, Mass. +, Tex. +, La. +, Ohio +, Ariz. +, Utah +, Ala. +, D.C. +, Ark. +, Calif. +, Conn. +, Del. +, Fla. +, Ga. +, Pacific Islands (Hawaii) +, Iowa +, Idaho +, Ill. +, Ind. +, Kans. +, Ky. +, Md. +, Maine +, Mich. +, Minn. +, Mo. +, Miss. +, Mont. +, N.C. +, N.Dak. +, Nebr. +, N.H. +, N.J. +, N.Mex. +, Nev. +, N.Y. +, Okla. +, Oreg. +, Pa. +, R.I. +, S.C. +, S.Dak. +, Tenn. +, Vt. +, Wash. +, Wis. +, W.Va. +, Wyo. +, Alta. +, B.C. +, Man. +, N.B. +, Nfld. and Labr. (Labr.) +, N.S. +, Ont. +, P.E.I. +, Que. + and Sask. +
Present +
Introduced +
Setaria pumila subsp. pallidefusca +
Setaria pumila +
subspecies +