Difference between revisions of "Poa alsodes"

Revision as of 19:16, 24 September 2019

Plants perennial; not rhizomatous, not stoloniferous, loosely tufted. Basal branching mainly pseudointravaginal. Culms 31-126 cm. Sheaths closed for 1/2 - 7/8 their length; ligules 0.1-1.7(2.1) mm, smooth or sparsely scabrous, truncate to obtuse; blades 0.8-4.1 mm wide, flat, lax. Panicles 11.4-36 cm, erect or lax, narrowly pyramidal, usually open, infrequently contracted; nodes with (2)3-5(7) branches; branches spreading, straight, angled, angles sparsely to moderately scabrous. Spikelets 3.5-6.7 mm, laterally compressed; florets 2-4; rachilla internodes glabrous. Glumes ovate, distinctly keeled, keels scabrous; lower glumes 1-veined; upper glumes shorter than or subequal to the lowest lemmas; calluses webbed; lemmas 2.7-4.2(5) mm, lanceolate, distinctly keeled, keels short-villous to about midlength, marginal and lateral veins glabrous, lateral veins obscure or moderately prominent, intercostal regions glabrous, smooth, apices acute; paleas glabrous or ciliolate over the keels, apices finely scabrous; anthers 0.4-0.8 mm. 2n = unknown.

Minn., Conn., N.J., N.Y., Del., Wis., W.Va., N.B., N.S., Ont., P.E.I., Que., N.H., N.C., Tenn., Pa., Va., Vt., Ill., Ind., Maine, Md., Mass., Ohio, Mich., S.C., Ky.

Discussion

Poa alsodes grows in mesic woodlands of eastern Canada and the northeastern United States, extending south to Illinois, Tennessee, and North Carolina, particularly in the Appalachian Mountains.

Selected References

None.

Lower Taxa