Cyperus haspan L. - Haspan Flatsedge

Cyperus haspan plant

Family - Cyperaceae

Stems:

Cyperus haspan stemStem.

Cyperus haspan stemStem in cross section.

Leaves:

N/A

Inflorescence:

Cyperus haspan inflorescence

Flowers:

Cyperus haspan spikeletSpikelet close-up.

Flowering - July - October.

Habitat - Marshes, bogs, lake and pond margins, ditches, low fields.

Origin - Native to North America.

Other information - This species can be found mainly in the southern half of Alabama. The plant can be identified by its sharply trigonous stems, compressed spikelets, and trigonous fruits.
The genus name Cyperus is from the Greek "cyper(us)" meaning "a rush or sedge."

Alabama Distribution:

Cyperus haspan map

Photographs taken off Lee Rd 27, Auburn, AL., 9-9-05.


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