familyPoaceae
subfamilyPoaceae subfam. Pooideae
genusElymus
speciesElymus lanceolatus
subspeciesElymus lanceolatus subsp. riparius
Difference between revisions of "Elymus lanceolatus subsp. riparius"
Common names: Streambank wheatgrass
Synonyms: Elymus lanceolatus var. riparius
Treatment appears in FNA Volume 24. Treatment on page 329.
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Latest revision as of 17:23, 11 May 2021
Culms usually 22-60 cm. Spikes 6-10 cm; internodes 3.5-10 mm, glabrous, sometimes scabrous. Spikelets 10-17 mm. Lemmas smooth, sometimes scabrous distally, mostly glabrous, margins sometimes hairy proximally.
Discussion
Elymus lanceolatus subsp. riparius grows throughout most of the western part of the range of E. lanceolatus, being more common in mesic habitats and clay soils than the other two subspecies.
Selected References
None.
Lower Taxa
None.