Difference between revisions of "Poa sect. Arctopoa"

(Griseb.) Tzvelev
Treatment appears in FNA Volume 24.
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|subfamily=Poaceae subfam. Pooideae
 
|subfamily=Poaceae subfam. Pooideae
 
|tribe=Poaceae tribe Poeae
 
|tribe=Poaceae tribe Poeae

Latest revision as of 16:25, 11 May 2021

Plants perennial. Ligules 1-3.5 mm, yellow-cream to brown; blades flat, thick, apices broadly prow-shaped. Panicles 8-30 cm, erect, loosely contracted; branches 3-10 cm, steeply ascending, terete. Spikelets not bulbiferous. Glumes distinctly keeled, keels smooth; calluses of proximal lemmas usually with a crown of hairs, hairs 1-2 mm; lemmas 4.5-7 mm, thinly membranous, glabrous or the keels and marginal veins long-villous, intercostal regions glabrous or hispidulous, moderately to densely scabrous; palea keels scabrous; anthers 3, 1.7-3.2 mm.

Discussion

Poa sect. Arctopoa has one species. It grows along boreal and low arctic coasts in North America, and from the Russian Far East to northern Japan. Poa sect. Aphydris (Griseb.) Tzvelev, the other section in the subgenus, is restricted to central and east Asia.

Selected References

None.

Lower Taxa

... more about "Poa sect. Arctopoa"
Robert J. Soreng +
(Griseb.) Tzvelev +
Ill. +, Ind. +, Conn. +, N.J. +, N.Y. +, Ga. +, Wash. +, Utah +, Alaska +, Colo. +, Idaho +, N.Mex. +, Nev. +, Maine +, N.H. +, Vt. +, Del. +, D.C +, Wis. +, Iowa +, Mont. +, Oreg. +, Wyo. +, Pacific Islands (Hawaii) +, Md. +, Mass. +, R.I. +, Fla. +, Calif. +, W.Va. +, Tex. +, La. +, N.C. +, N.Dak. +, Nebr. +, Tenn. +, Ala. +, Ark. +, Ariz. +, Kans. +, Ky. +, Mich. +, Minn. +, Mo. +, Miss. +, Ohio +, Okla. +, Pa. +, Puerto Rico +, S.C. +, S.Dak. +, Va. +, Alta. +, B.C. +, Greenland +, Man. +, N.B. +, Nfld. and Labr. +, N.S. +, N.W.T. +, Nunavut +, Ont. +, P.E.I. +, Que. +, Sask. +  and Yukon +
Gramineae +
Poa sect. Arctopoa +
Poa subg. Arctopoa +
section +