Difference between revisions of "×elyhordeum pilosilemma"

Revision as of 21:19, 16 December 2019

Illustrator: Cindy Roché, Annaliese Miller

Culms 40-75 cm, erect, glabrous. Sheaths glabrous or pubescent; blades 6-15 cm long, 2-4 mm wide, flat, adaxial surfaces glabrous or hairy. Spikes 6-12 cm long, 5-7 mm wide including the awns, erect to arching, with 1-2 spikelets per node; internodes 2-5 mm, concealed by the spikelets. Spikelets 7-13 mm, with 2-3 florets and 2-3 glumes. Glumes 10-18 mm including the awns, not indurate at the base, linear to linear-lanceolate, hispid, 1-3-veined; lemmas 7-10 mm, evenly pilose, hairs about 0.2 mm, awns as long as to slightly longer than the lemma bodies; anthers 1-1.5 mm, indehiscent. In = 28.

Alaska

Discussion

×Elyhordeum pilosilemma is a hybrid between Elymus macrourus and Hordeum jubatum that occurs in many locations where the two parental species co-occur. It is very similar to ×E. jordalii, a hybrid between E. macrourus and H. brachyantherum.

Selected References

None.

Lower Taxa