Northern Prairie Wildlife Research Center
Northeast Wetland Flora
Field Office Guide to Plant Species
Carex bebbii (L.H. Bailey) Olney ex Fernald
- Family: Sedge (Cyperaceae)
- Flowering: June-August
- Field Marks: This sedge is distinguished by its crowded, ovoid spikes that have the male
flowers at the base, and the ovate perigynia with the inner face nerveless.
- Habitat: Wet meadows.
- Habit: Perennial herb from thickened rootstocks.
- Stems: Densely tufted, upright, unbranched, rough only below the spikes, triangular, up to
2 1/2 feet tall.
- Leaves: Elongated, flat, smooth, up to 1/4 inch wide.
- Flowers: Borne in spikelets, the spikelets crowded into ovoid spikes up to 1/2 inch long, the
male flowers at the base of the female flowers in the same spike; female scales narrowly
ovate, pointed at the tip, slightly longer than the perigynia.
- Sepals: 0.
- Petals: 0.
- Stamens: 3.
- Pistils: Borne in perigynia, the perigynia narrowly ovate, up to 1/6 inch long, 1/12-1/10 inch
wide, nerveless on the inner face; stigmas 2.
- Fruits: Achenes lenticular, narrowed at each end, smooth.
- Notes: The achenes are eaten by waterfowl.
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