Difference between revisions of "Bromus erectus"
imported>Volume Importer |
imported>Volume Importer |
||
| (One intermediate revision by the same user not shown) | |||
| Line 43: | Line 43: | ||
|publication year= | |publication year= | ||
|special status=Introduced | |special status=Introduced | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/200273ad09963decb8fc72550212de541d86569d/coarse_grained_fna_xml/V24/V24_305.xml |
|subfamily=Poaceae subfam. Pooideae | |subfamily=Poaceae subfam. Pooideae | ||
|tribe=Poaceae tribe Bromeae | |tribe=Poaceae tribe Bromeae | ||
Latest revision as of 16:22, 11 May 2021
Plants perennial; not rhizomatous. Culms 50-100 cm, erect; nodes (1)2-3, usually glabrous, rarely pubescent; internodes usually glabrous, rarely pubescent. Sheaths glabrous or pilose; auricles absent; ligules to 1.5 mm, glabrous, truncate, lacerate; blades 10-20 cm long, 2-6 mm wide, often involute or folded, glabrous or sparingly hairy. Panicles 10-20 cm, erect, contracted; branches erect or ascending. Spikelets 15-30 mm, elliptic to lanceolate, terete to moderately laterally compressed, with 5-8(12) florets. Glumes glabrous; lower glumes 7-9 mm, 1-veined; upper glumes 9-11 mm, 3-veined; lemmas 10-13(15) mm, lanceolate, rounded over the midvein, backs and margins glabrous or sparsely pubescent, apices subulate to acute, entire; awns 5-7 mm, straight, arising less than 1.5 mm below the lemma apices; anthers 4-6.5 mm. 2n = 56.
Distribution
Maine, Oreg., Wis., Mass., Wash., Ohio, W.Va., N.Dak., Calif., Mich., D.C., Ill., Ala., N.Y., Va., Conn., Vt., Alta., N.S., Ont., Que., Ky., Idaho
Discussion
Bromus erectus is native to Europe. In the Flora region, it grows on disturbed soils, often over limestone. It is established in the eastern United States and Canada, and has been reported from other locations where it has not persisted.
Selected References
None.