Hesperostipa
needle grass, needle-and-thread, porcupine-grass
1 species
2 subspecies and varieties
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Hesperostipa comataneedle-and-thread
Distribution: British Columbia south on the east side of the Cascades to California, east to Ontario and Texas.
Habitat: Plains and prairies to forested areas in the mountains.
Origin: Native
Flowers: May - July
ssp. comata – needle and thread
ssp. intermedia – Tweedy's needlegrass