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Wind Cave National ParkFalse Gromwell Seedling
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Wind Cave National Park
Seed Study - Bouteloua gracilis
Bouteloua gracilis - Blue Grama

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Bouteloua gracilis - Blue Grama

Species: Bouteloua gracilis
Common name: blue grama

Vegetative identification: Blades narrow, drooping and usually smooth except at the collar where there is a tuft of hair sticking out from each side of the collar.

 

Bouteloua gracilis – blue grama
Average number of good seeds per gram bulk matter: n.m.
Average number of good seeds per gram cleaned: 191 (98)
Commercial estimates of seeds per gram: 1819; 1596 (772)
Percent seed: 18
Percent live: n.m.
Collection dates: October 11 and 20
Collection effort: 120 grams in 10 person hours
Collection notes: Abundant and most plants flowered but again many seed heads were empty.
Cleaning notes: Cleaned seed was with empty florets but stripped from rachis.
Prairie Dog Barking  

Did You Know?
Lewis and Clark, while on their journey up the Missouri River in 1804, noted that this "wild dog of the prairie...appears here in infinite numbers."
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Last Updated: September 15, 2007 at 12:49 EST