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Mormon Needle Grass
Stipa arida
  
About Mormon Needle Grass (Stipa arida) Nurseries Show All Photos Achnatherum aridum is a species of grass known by the common name Mormon needlegrass. It is native to the southwestern United States from the Mojave Desert in California east to Colorado and New Mexico. Achnatherum aridum is a resident of high desert scrub and woodland habitat at some elevation. It is a tuft-forming perennial bunchgrass without rhizomes. The bunches of stems reach a maximum height of around 85 centimetres (33 in). The inflorescence is a panicle often partly enfolded in the narrow sheath of the uppermost leaf. The spikelets have hairlike awns 4-8 centimetres (1. 6-3. 1 in) long. Achnatherum aridum is a resident of high desert scrub and woodland habitat at some elevation. It is a tuft-forming perennial bunchgrass without rhizomes. The bunches of stems reach a maximum height of around 85 centimetres (33 in). The inflorescence is a panicle often partly enfolded in the narrow sheath of the uppermost leaf. The spikelets have hairlike awns 4-8 centimetres (1
Plant Description
Plant Type
Grasses

Max. Height
2.8 ft (0.9 m)

Flower Color
Brown

Native Status
Natural Setting
Elevation ?
3369' - 5396'

Annual Precip. ?
5.5" - 10.8"

Summer Precip. ?
0.61" - 2.67"

Coldest Month ?
37.1° F - 50.0° F

Hottest Month ?
67.3° F - 75.0° F

Humidity ?
3.41 vpd - 29.13 vpd

Landscaping Information
Nursery Availability
Never or Almost Never Available

Other Names
Common Names
Arid Needlegrass, Mormon Needlegrass



Sources include: Wikipedia. All text shown in the "About" section of these pages is available under the Creative Commons Attribution-ShareAlike License. Plant observation data provided by the participants of the California Consortia of Herbaria, Sunset information provided by Jepson Flora Project. Propogation from seed information provided by the Santa Barbara Botanical Garden from "Seed Propagation of Native California Plants" by Dara E. Emery. Sources of plant photos include CalPhotos, Wikimedia Commons, and independent plant photographers who have agreed to share their images with Calscape. Other general sources of information include Calflora, CNPS Manual of Vegetation Online, Jepson Flora Project, Las Pilitas, Theodore Payne, Tree of Life, The Xerces Society, and information provided by CNPS volunteer editors, with special thanks to Don Rideout. Climate data used in creation of plant range maps is from PRISM Climate Group, Oregon State University, using 30 year (1981-2010) annual "normals" at an 800 meter spatial resolution.

Links:   Jepson eFlora Taxon Page  CalPhotos  Wikipedia  Calflora


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