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Aristida oligantha
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Oldfield Three-awn
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Aristida oligantha
  

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About Oldfield Three-awn (Aristida oligantha) Aristida oligantha is a species of grass known by the common names prairie threeawn and oldfield threeawn. It is native to the United States and southern Canada, and it is known from northern Mexico. It is a grass of many types of habitat, and it grows easily in dry areas with sandy or gravelly soils. It appears in disturbed and burned areas and is sometimes a weed of roadsides and railroads.
Plant Description
Plant Type
Grasses

Flower Color
Brown

Native Status
Native

Natural Setting
Elevation ?
-42' - 5165'

Annual Precip. ?
2.6" - 89.3"

Summer Precip. ?
0.16" - 2.43"

Coldest Month ?
33.1° F - 61.0° F

Hottest Month ?
57.7° F - 88.4° F

Humidity ?
0.39 vpd - 42.43 vpd

Landscaping Information
Nursery Availability
Never or Almost Never Available

Other Names
Common Names
Prairie Threeawn, Oldfield Threeawn


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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