• Pipe Spring National Monument

    Pipe Spring

    National Monument Arizona

Purple Threeawn

Purple Threawn
Purple Threawn
NPS
 
Purple Threeawn is a perennial bunchgrass 12 to 24 inches tall. It grows in both warm and cool seasons. The plants are green with purple to red seed clusters, which cure to a straw color. Flowering occurs in spring and again in summer. They produce seed in early summer and fall. The grass can be found in loamy soils below 5000 feet.
 

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