Elymus trachycaulus
Slender wheat grass, Bearded wheat grass, Slender wild rye Taxonomy
Synonyms: Agropyron trachycaulum var. unilaterale, Agropyron trachycaulum unilaterale, Agropyron trachycaulum, Elymus trachycaulus ssp. trachycaulus Subspecific taxa: Classification: Other taxonomic & nomenclature sources: USDA Plants;  ITIS;  The Plant List;  IPNI Images
   
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Species Distribution
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County Map Legend
Absent: Not known from county Medium confidence: Medium or unknown confidence; often old records or unverifiable observations Medium-high confidence: Often observations by expert botanists High confidence: Often vouchered herbarium records Planted / introduced: Native species introduced outside historic range, or only in planted locations within county (e.g., restorations) Historic / extirpated: Only historic records for the species; likely extirpated (Note that this category is not yet functional) North American distribution maps for this species: FLNA;  USDA Plants;  BONAP;  BISON
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Species Status
Status/Listing: State Endangered Notes:Not that there are dozens of synonyms for this taxa Origin: Native
Species Description
General: Monocot, perennial Roots: adventitious, fibrous Shoots: alternate leaf arrangment; simple leaf type; entire leaf margin; Parallel leaf venation; awl-shaped leaf shape Inflorescence: Flowers: perfect; 3 merous; complete; hypogynous ovary position Fruit: grain Physiology: autotrophic; C3 C02 fixation Reproduction: sexual, vegetative
Ecology & Natural History
Habitat: Species is distributed on waste grounds; railroad tracks, degraded, often calcareous prairie; occasional in sandy soil. ILPIN Notes: In northwest USA, it has been carried by commercial seedsmen. Hitchcock, A.S. 1950. A Manual of the Grasses of the United States. United States Government Printing Office. Washington, D.C. 1051 pp. Pitelka, L. F., and D. L. Kellogg. 1979. Salt tolerance in roadside populations of two herbaceous perennials. Torrey Botanical Club Bulletin 106: 131-134. Spikelets several flowered; glumes acuminate or awn tiped; flat blades. Functional Relationships:
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