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Indian grass

Sorghastrum nutans (L.) Nash

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Indian grass spikelets
Indian grass habit in the winter
Indian grass in late fall
Indian grass
Indian grass flowering
Indian grass inflorescence in winter
Indian grass
Indian grass inflorescence in winter
Indian grass flowering
Indian grass auricles
Indian grass flowering
Indian grass
Indian grass at Konza Prairie in September

Morphology

Culm
Erect, hollow, nodes pubescent.
Blades
Flat, 2 to 24 inches long, to 1/2 inch wide, rough, often waxy, midrib prominent near base; tips pointed.
Sheath
Open, mostly glabrous; auricles prominent, pointed.
Ligule
Membranous, stiff.
Inflorescence
Panicles, dense, plume-like, 6 to 12 inches long, initially open, later contracted, bronze-yellow, fading grayish; tips often nodding; branches grayish-hairy.
Spikelets
Paired, shiny, yellowish to chestnut, densely hairy, eventually drooping; sessile spikelets perfect, lanceolate, 1/4 to 1/3 inch long; second spikelets absent, represented by hairy stalks; awns 1/2 to 3/4 inch long, bent and twisted.

Ecology

Habitat
Open prairies, bottomlands, and open woods, more abundant in deep, moist soils, but can also occur on dry slopes.
Distribution
Throughout Kansas.
Reproduction
None

Practical Information

Toxicity
None
Forage Value
Indian grass is very nutritious and is readily grazed by livestock, but it is only moderately palatable when mature. It decreases when grazed heavily. Birds and small mammals consume the seeds.
Uses
None

Additional Notes

Comments

Indian grass is one of our most important native tall grasses. Prominent "hammer claw" or "rabbit-ear" lobes at the point where the leaf blade attaches to the stem are an identifying feature.

Special Notes: None
Quick Facts
Plant Type
Grass
Family
Poaceae - Grass Family
Life Span
Perennial
Height
3-7 feet
Last Updated
2021-03-07
Flowering Period
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Blooms: July, August, September