Seed Study - Bouteloua gracilis
Species: Bouteloua gracilis
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.
Did You Know?
White Penstemon is the most widespread penstemon or beardtongue in the Great Plains. The insides of the blossoms are bearded and often spotted with purple. More...