• Wind Cave National Park - Two Worlds

    Wind Cave

    National Park South Dakota

Seed Study - Bouteloua curtipendula

Bouteloua curtipendula - Sideoats Grama

Bouteloua curtipendula - Sideoats Grama

NPS Graphic

Species: Bouteloua curtipendula
Common name: sideoats grama

Vegetative identification: Glandular hairs regularly positioned on the margin of the leaf blade. New growth is frequently reddish in color near the base of the plant. Leaf blades are generally flat and drooping.

 

Bouteloua curtipendula - sideoats grama
Average number of good seeds per gram bulk matter: 127 (62); 68 (41); 185 (104); depending on where sample was collected.
Average number of good seeds per gram cleaned: n.m.
Commercial estimates of seeds per gram: 421; 339 (169)
Percent seed: n.m.
Percent live: 41
Collection dates: September 29; October 12 and 18
Collection effort: 675 grams in 20 person hours
Collection notes: Many of the plants produced seed heads but very little seed itself, which was probably due to moisture stress. Although this species is very common in the park, flower stalks were only abundant in areas that burned within the last five years. Cleaning notes: Bulk measurement was with stems, glumes, lemmas, leaves, etc.

Did You Know?

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