Seed Study - Bouteloua hirsuta
Species: Bouteloua hirsuta
Vegetative identification: Blade and collar have conspicuous glandular hairs, mostly on the upper surface but occasionally on the lower also. The collar has a larger tuft of hair on each side. The sheath is smooth and papery. The leaves are flat, short and drooping.
Bouteloua hirsuta – hairy grama
Average number of good seeds per gram bulk matter: n.m.
Average number of good seeds per gram cleaned: 313 (163)
Commercial estimates of seeds per gram: 1510
Percent seed: 23
Percent live: 42
Collection dates: October 11 and 20
Collection effort: 50 grams in 10 person hours
Collection notes: Look for in areas with lots of bare soil. It appeared to produce more seed in an area that was burned in 2001 or 2002.
Cleaning notes: Cleaned seed was stripped from rachis but included empty florets.
Did You Know?
Alvin McDonald was the first systematic explorer of Wind Cave. He explored the cave from 1890 until his death in 1893. More...