Species Detail Grasses

Plant - Patrick Alexander @http://swbiodiversity.org, Usage Rights: Creative Commons Attribution-ShareAlike (CC BY-SA)		Yavapai County Native & Naturalized Plants Bromus catharticus - rescuegrass Synonyms: Bromus brevis, Bromus willdenowii Other Common Names: prairiegrass Plant Form: Grass Family: Poaceae


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Spikelets Max Licher @http://swbiodiversity.org, Usage Rights: Creative Commons Attribution-ShareAlike (CC BY-SA)	Seedheads Patrick Alexander @http://swbiodiversity.org, Usage Rights: Creative Commons Attribution-ShareAlike (CC BY-SA)


	Grass Description - Glossary of Grass Terminology Origin: Introduced Season: Cool and Warm Habitat Description: Weedy. Occupies disturbed sites. Plant Communities:Disturbed Areas Elevation: 3000 - 5000 feet General Description Desc: Branches usually spread as they ascend and droop or are sometimes bent down abruptly. Stout annual, biennial or short-lived perennial. Identification Notes: Seedhead stems are erect or spreading, branches are somewhat spreading; spikelets are flattened; lemmas are definitely keeled, v-shaped in cross section and without awns or awn-pointed. Grass Type: Perennial bunchgrass Rhizomes: N Stolons: N Large Dense Clump (> 2 feet): N Bushy (highly branched): Y Height with Seedheads: Greater than 36 inches Seedhead Structure: Branched - contracted Seedhead Droops: N Flowering Period: May - Sep Flower Characteristics Number of Flowers per Spikelet: Multi-flowered Spikelets One-sided: N Awns: Less than 1/4 inch Three Awns: N Awns Bent: N Flower and Seedhead Notes: Seedhead erect or nodding, open or dense, occasionally 1-sided. Spikelets 1/4 to 3 inches, cylindrical to laterally compressed, with 3 to 30 florets. Awns, if present, are up to 1/8 inch long. Vegetative Charcteristics Blade Hairy: N Blade with White Margins: N Blade Cross section: Flat Blade Notes: Blades generally flat, rarely involute and lack hairs. Leaves sheathing at base. Leaf sheath mostly closed, smooth and lacks hairs. Sheath Hairy: N Tuft of Hairs at top of Sheath or Collar: N Ligules: Membranous Auricles (Ear-like lobes at collar area: N Forage Value: Can be used for hay, but at maturity the sharp pointed florets and long, rough awns can injure grazing animals.


	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