Northeast Wetland Flora
Field Office Guide to Plant Species
Calamagrostis cinnoides (Muhl.) Barton
- Family: Grass (Gramineae)
- Flowering: July-October
- Field Marks: This species has contracted, spike-like panicles, spikelets about 1/3 inch long and tinged with purple, lemmas with short, straight awns, and awnless glumes which are longer than the lemma.
- Habitat: Bogs, wet meadows, sometimes in saline areas.
- Habit: Perennial grass from thickened rootstocks.
- Stems: Upright, stout, usually unbranched, smooth, up to 5 feet tall, glaucous or bluish green.
- Leaves: Elongated, ascending, up to 1/2 inch wide, rough to the touch.
- Flowers: Borne in spikelets, with numerous spikelets in contracted, spike-like panicles, the panicles erect, up to 8 inches long, up to 2 inches wide, purplish.
- Spikelets: 1-flowered, about 1/3 inch long; glumes tapering to a short awnless point; lemma pointed at the tip, with a straight awn, shorter than the glumes, densely hairy at the base, with a straight awn.
- Sepals: 0.
- Petals: 0.
- Stamens: 3.
- Pistils: Ovary superior.
- Fruits: Grains ellipsoid, hairy at the tip.
- Notes: This family is Poaceae according to Gleason and Cronquist.
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