Cyperus hermaphroditus |
Cyperus strigosus |
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false flatsedge, straw-colored flatsedge |
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Habit | Short-lived perennial without rhizomes, the sharply triangular, solitary or few solid stems 1-6 dm. tall. | |
Leaves | Leaves several, grass-like, crowded at the base, 2-10 mm. wide, the sheaths closed. |
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Flowers | Spikelets numerous, in short, cylindric spikes, spreading at right angles from the elongate rachis, 6-25 mm. long and 1-2 mm. wide; scales of the spikelets in two vertical rows, several nerved; axis of the spikelets with translucent wings that clasp the lower part of each achene; stamens 3; style trifid. |
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Fruits | Achenes unequally triangular, 1.5-2 mm. long, 3-4 times as long as wide. |
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Cyperus hermaphroditus |
Cyperus strigosus |
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Flowering time | July-September | |
Habitat | Wet places, along the banks of large streams, in the valleys and lowlands. | |
Distribution | Occurring chiefly east of the Cascades crest and along the Columbia River in Washington; Washington to California, east across most of North America to the Atlantic Coast.
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Origin | Native | |
Conservation status | Not of concern | |
Sibling taxa | ||
Web links |
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