Species Detail Grasses

Plant - Max Licher @http://swbiodiversity.org, Usage Rights: Creative Commons Attribution-ShareAlike (CC BY-SA)		Yavapai County Native & Naturalized Plants Poa bigelovii - Bigelow's bluegrass Plant Form: Grass Family: Poaceae


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Plants Patrick Alexander @http://swbiodiversity.org, Usage Rights: Creative Commons Attribution-ShareAlike (CC BY-SA)	Seedhead Liz Makings @http://swbiodiversity.org, Usage Rights Creative Commons Attribution-ShareAlike (CC BY-SA)	Spikelets Patrick Alexander @http://swbiodiversity.org, Usage Rights: Creative Commons Attribution-ShareAlike (CC BY-SA)


	Grass Description - Glossary of Grass Terminology Origin: Native Season: Cool Habitat Description: Rocky slopes and dry sandy washes. Plant Communities:Desert Scrub, Interior Chaparral, Semidesert Grasslands, Pinyon Juniper Woodland Elevation: 1000 - 6000 feet General Description Desc: Annual with erect stems, growing in dense tufts. Identification Notes: Seedhead is contracted, branches are erect and appressed or only slightly spreading. Flat smooth leaves have median lines and boat-shaped tips. Glumes are smooth. Florets have basal tufts of dense cottony or web-like hairs. 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: Branched - contracted Seedhead Droops: N Flowering Period: Mar - May Flower Characteristics Number of Flowers per Spikelet: Multi-flowered Spikelets One-sided: N Awns: Absent Three Awns: N Awns Bent: N Flower and Seedhead Notes: Seedhead is 2 to 6 inches long and is a compact series of hairy spikelets. Spikelets are broadly oval with 3 to 8 florets overlapping and compressed against each other, spreading apart at maturity. Spikelets have a dense cottony tuft at the base. Vegetative Charcteristics Blade Hairy: N Blade with White Margins: N Blade Cross section: Flat Blade Notes: Blades are flat; 3/4 to 1-1/2 inches wide and 1 to 5 inches long. 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: Highly palatable to livestock but usually not a significant source of forage.


	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