Plant Image
Plant - fall
Near West Clear Creek - Sue Smith


Yavapai County Native & Naturalized Plants

Pleuraphis jamesii - galleta

Synonyms: Hilaria jamesii
Other Common Names: galleta grass
Plant Form: Grass

Family: Poaceae


   
 
line decor
  Home   Plant Communities Plant List Search Forbs and Subshrubs Search Grasses Search Woody Plants Additional Resources About this Website
line decor
 

Click on Any Image for a Larger View

Blades
Granite Mtn - Tr 308
Sue Smith
Seedhead
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)
Spikelets
Iron King Tr
Sue Smith
Node and ligule
Iron King Tr
Sue Smith
Spikelets
Patrick Alexander @http://swbiodiversity.org, Usage Rights: Creative Commons Attribution-ShareAlike (CC BY-SA)
  Grass Description -   Glossary of Grass Terminology


Origin: Native    Season: Warm
Habitat Description: Northern part of Yavapai county on dry hills and sandy plains and in rocky canyons. Grows in heavy soils.
Plant Communities:Interior Chaparral, Semidesert Grasslands, Pinyon Juniper Woodland
Elevation: 3500 - 7000 feet

Similar Species: Pleuraphis mutica
General Description

Desc: Seedhead stems are erect. The base of the plant is highly branched. Plants are found in dense patches due to the presence of rhizomes or stolons. This grass becomes coarse when not grazed or burned.
Identification Notes: Spikelets 3 per node, glumes of lateral spikelets narrowed toward their apex, not fan-like; lower stem internodes without hairs, stem nodes are usually hairy.
Grass Type: Perennial mat or sod-forming  Rhizomes: Y  Stolons: Y
Large Dense Clump (> 2 feet): N  Bushy (highly branched): Y
Height with Seedheads: 12 to 24 inches
Seedhead Structure: Unbranched  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: Spikelets are bearded at their bases, sessile in groups of 3 and appressed to the inflorescence stem; lateral spikelets have 3 staminate florets; the central spikelet has one bisexual floret. First glume of lateral spikelets is awned on its back.
Vegetative Charcteristics

Blade Hairy: N    Blade with White Margins: N    Blade Cross section: Flat or involute
Blade Notes: Blades are 1 to 2 inches long and 1/8 inch wide, curled and rolled inward when dry.
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: The forage value is good for livestock and wildlife when the blades are green, poor to fair when dry.


  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