Species Detail Grasses

Plant - summer Granite Mtn - Tr 308		Yavapai County Native & Naturalized Plants Hordeum pusillum - little barley Synonyms: Critesion pusillum,Â Hordeum pusillum var. pubens, Hordeum pusillum var. pusillum, Hordeum pusillum var. typicum,Â Hordeum riehliiÂ Other Common Names: little wildbarley Plant Form: Grass Family: Poaceae
Plant - summer Granite Mtn - Tr 308


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Mature plant Granite Mtn - Tr 308 Sue Smith	Blade and node Granite Mtn - Tr 308 Sue Smith	Seedhead - mature Granite Mtn - Tr 308 Sue Smith	Seedhead Granite Mtn - Tr 308 Sue Smith	Spikelets Granite Mtn - Tr 308 Sue Smith


	Grass Description - Glossary of Grass Terminology Origin: Native Season: Cool Habitat Description: Grasslands and open ground, most abundant in formerly cultivated, disturbed or deteriorated rangelands. Plant Communities:Interior Chaparral, Semidesert Grasslands, Pinyon Juniper Woodland, Disturbed Areas Elevation: 2000 - 6000 feet Similar Species: Hordeum murinum General Description Desc: A compact, upright annual with blunt spikelets. Awns are shorter than the awns of other Hordeums. Identification Notes: Plant annual, branched at the base; seedheads spike-like; spikelets 3 per node; lateral spikelet glumes awn-like; glumes of central spikelet distinctly dilated above the base and not hairy. H. murinum has hairy margined glumes. Grass Type: Annual Rhizomes: N Stolons: N Large Dense Clump (> 2 feet): N Bushy (highly branched): N Height with Seedheads: 12 to 24 inches Seedhead Structure: Unbranched Seedhead Droops: N Flowering Period: Mar - Jun Flower Characteristics Number of Flowers per Spikelet: Multi-flowered Spikelets One-sided: N Awns: 1/4 inch to 1 inch Three Awns: N Awns Bent: N Flower and Seedhead Notes: Seedhead balanced and spikelike. Spikelets 3 per node, middle one perfect and sessile, lateral 2 staminate. Both glumes of the central spikelet and the 2nd glume of the lateral spikelets prominently expanded above the base. Vegetative Charcteristics Blade Hairy: Y Blade with White Margins: N Blade Cross section: Flat Blade Notes: Blades to 4 inches long, to 1/4 inch wide, sparsely to densely clothed with soft hairs or down on both sides. Sheath Hairy: Y Tuft of Hairs at top of Sheath or Collar: N Ligules: Membranous Auricles (Ear-like lobes at collar area: N Forage Value: Good before going to seed.


	Arizona Cooperative Extension Yavapai County 840 Rodeo Dr #C Prescott, AZ 86305 (928) 445-6590	Version 8.0 http://cales.arizona.edu/yavapaiplants/SpeciesDetailGrass.php Last Updated: Dec 13, 2022 Content Questions/Comments: Email Matt Halldorson Legal Disclaimer