• Wind Cave National Park - Two Worlds

    Wind Cave

    National Park South Dakota

Seed Study - Schizachyrium scoparium

Schizachyrium scoparium (Andropogon scoparius) - Little Bluestem

Schizachyrium scoparium (Andropogon scoparius) - Little Bluestem

NPS Graphic

Species: Schizachyrium scoparium (Andropogon scoparius)
Common name: little bluestem

Vegetative identification: Sheaths are very flat and often pinkish at the base. Leaves are folded in the bud and the cross section is sometimes flat but mostly folded or v-shaped. Seedlings are light green, turning reddish brown at maturity.


Schizachyrium scoparium – little bluestem
Average number of good seeds per gram bulk matter: 144; 30; 106;
Average number of good seeds per gram cleaned: n.m.
Commercial estimates of seeds per gram: 573
Percent seed: n.m.
Percent live: 69
Collection dates: September 25 and October 21.
Collection effort: 433 grams in 12 person hours.
Collection notes: A lot of fluff comes with the seed, so collecting large amounts is time consuming.
Cleaning notes: Bulk seed measurement is with stems, leaves, lemmas, glumes, etc included.

Did You Know?

Natural Entrance of Wind Cave

Winds caused by changes in barometric pressure are what give Wind Cave its name. These winds have been measured at the cave's walk-in entrance at over 70 mph. The winds at the natural entrance of the cave attracted the attention of Native Americans and early settlers.