Difference between revisions of "Bromus frondosus"

(Shear) Wooton & Standi.
Common names: Weeping brome
Treatment appears in FNA Volume 24. Treatment on page 213.
imported>Volume Importer
imported>Volume Importer
Line 39: Line 39:
 
|publication year=
 
|publication year=
 
|special status=
 
|special status=
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V24/V24_297.xml
+
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/200273ad09963decb8fc72550212de541d86569d/coarse_grained_fna_xml/V24/V24_297.xml
 
|subfamily=Poaceae subfam. Pooideae
 
|subfamily=Poaceae subfam. Pooideae
 
|tribe=Poaceae tribe Bromeae
 
|tribe=Poaceae tribe Bromeae

Revision as of 17:22, 11 May 2021

Please click on the illustration for a higher resolution version.
Illustrator: Cindy Roché

Copyright: Utah State University

Plants perennial; not rhizomatous. Culms 50-100 cm, erect to spreading; nodes 3-5, usually glabrous, rarely pubescent; internodes glabrous. Sheaths usually glabrous, sometimes pubescent or pilose, especially the lower sheaths, midrib of the culm leaves usually narrowed just below the collar; auricles absent; ligules 1-3 mm, glabrous, truncate to obtuse, laciniate; blades 10-20 cm long, 3-6 mm wide, flat, often glaucous, usually glabrous, sometimes scabrous, basal blades often pubescent. Panicles 10-20 cm, open; branches ascending and spreading or declining and drooping. Spikelets 15-30 mm, elliptic to lanceolate, terete to moderately laterally compressed, with (4)5-10 florets. Glumes usually glabrous, rarely slightly pubescent, 3-veined; lower glumes 5.5-8 mm; upper glumes 6.5-9 mm, often mucronate; lemmas 8-12 mm, elliptic to lanceolate, rounded over the midvein, backs pubescent or glabrous, margins usually with longer hairs, apices subulate to obtuse, entire; awns 1.5-4 mm, straight, arising less than 1.5 mm below the lemma apices; anthers 1.5-3.5 mm. 2n = 14.

Distribution

Utah, Ariz., Colo., N.Mex.

Discussion

Bromus frondosus grows in open woods and on rocky slopes, at 1500-2500 m. Its range extends from Colorado, Arizona, and New Mexico into Mexico.

Selected References

None.

Lower Taxa

None.