Seed Study - Andropogon gerardii
Species: Andropogon gerardii
Vegetative identification: Young shoots are reddish brown with sheaths that are very pubescent and flattened. Leaf blades have long hairs on the margins and upper surface of the blade.
Andropogon gerardii – big bluestem
Average number of good seeds per gram bulk matter: 22, 9, and 17, depending on collection site
Average number of good seeds per gram cleaned: n.m.
Commercial estimates of seeds per gram: 364
Percent seed: n.m.
Percent live: 59
Collection dates: September 7, 11, 12, 18
Collection effort: 578 g in 21 person-hours
Collection notes: Species is common in park, but flowering plants were rare in 2004 due to grazing and drought.
Cleaning notes: Bulk seed includes small pieces of stem, leaves, lemmas, glumes, etc.
Did You Know?
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