Perennial Threeawn
| Plant Profile | |
|---|---|
| FYUSE 3D Image |
Common Name: Perennial Threeawn Other Names: Purple Threeawn, Blue Threeawn, Reverchon’s Threeawn, Red Threeawn, Fendler’s Threeawn, Wright’s Threeawn Species Name: Aristida purpurea Plant Type: Grasses & Grass-like Family Name: Poaceae, Grass Family Tribe: Aristideae, Threeawn Tribe |
Examples of Perennial ThreeawnAristida purpurea
| Plant Facts | |
|---|---|
| Origin | Native |
| Duration | Perennial |
| Season | Warm |
| Distribution in the U.S. | Throughout the Southwest from California, Mexico and eastward into Kansas and Arkansas |
| Distribution in Oklahoma | Throughout the state |
ID Characteristics
- Field Identification Characteristics
Vegetative
- Leaves curl slightly at tips
- Bunch grass
Floral
- Seed heads large with unequal awns
- Awns long and diverging
- Leaf and Stem Characteristics
- Plant Height: 10-55 centimeters
- Ligule Type: Ciliate membrane
- Sheath: Glabrous
- Leaves: Basal and cauline
- Floral Characteristics
- Inflorescence Type: Panicle
- Florets Per Spikelet: 1
- Glumes: Can be equal or unequal
| Habitat/Ecology | |
|---|---|
| Soil Type | Dry rocky, gravel |
| Habitat | Rocky, gravelly areas in forested regions |
| Successional Stage | Mid |
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