×elyhordeum stebbinsianum
Treatment appears in FNA Volume 24. Treatment on page 286.
Culms 60-80 cm. Blades 3-5 mm wide, abaxial surfaces smooth, adaxial surfaces scabridulous. Inflorescences spikelike, 10-16 cm, with 3 spikelets per node; internodes averaging 3.4 mm. Spikelets with 1-3 florets, the lateral spikelets sessile or pedicellate, pedicels to 3 mm. Glumes 0.5-1 mm wide, terminating in a 4-7 mm awn; lemmas glabrous to scabrous, awned, awns 5-11 mm; anthers indehiscent. 2n = unknown.
Distribution
Calif., Oreg., Wash.
Discussion
×Elyhordeum stebbinsianum consists of hybrids between Elymus glaucus and Hordeum brachy-antherum. Bowden (1958) reported that they appear to be completely sterile. They have been found at scattered locations in western North America.
Selected References
None.
Lower Taxa
None.
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