Western Wetland Flora
Field Office Guide to Plant Species
Agrostis idahoensis Nash
- Family: Grass (Gramineae)
- Flowering: July-August
- Field Marks: Like most species of Agrostis, this one also has 1-flowered spikelets borne in open panicles with thread-like branches, and narrow leaves. It differs from other species in the genus by the branches of the panicle not spikelet
- Habitat: Wet meadows, in bogs.
- Habit: Tufted perennial grass with fibrous roots.
- Stems: Upright, slender, hollow, up to 21 inches tall, without hairs.
- Leaves: Elongated, narrow, flat or rolled into a tube, up to 1/12 inch wide, without hairs.
- Flowers: Borne in 1-flowered spikelets, the spikelets arranged in an open panicle up to 5 inches long, with the panicle branches thread-like and not bearing spikelets at their base; spikelets 1/10-1/8 inch long; glumes and lemma without hairs an
- Sepals: 0.
- Petals: 0.
- Stamens: 3.
- Pistils: Ovary superior.
- Grains: Very tiny, smooth.
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