Cyperus eragrostis

Cyperus eragrostis
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Monocots
(unranked): Commelinids
Order: Poales
Family: Cyperaceae
Genus: Cyperus
Species: C. eragrostis
Binomial name
Cyperus eragrostis
Lam.
Synonyms

Cyperus vegetus

Cyperus eragrostis is a species of sedge known by several common names, including tall flatsedge and pale galingale.

Distribution

This species is originally native to states of the West Coast of the United States[1][2] It has become naturalized elsewhere in North America including British Columbia and some states in the northeastern and southeastern U.S., Europe, and parts of South America and Australia. It can become a weed where it is introduced; it has been known to infest rice fields.

It is found in riparian areas, roadsides ditches, damp grasslands, and other moist habitats. [2]

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Description

Cyperus eragrostis is an herbaceous perennial growing from rhizomes. It is a green sedge with tall, erect stems, 10–90 centimetres (3.9–35 in) in height. Long, thin, pointed leaves radiate from the top, similar to a parasol ribs.

Its flowers are found within tough, rounded, greenish-yellow or beige spikelets. Fruiting is in the summer. [2]

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References

  1. ^ USDA . accessed 1.23.2013
  2. ^ a b c Cyperus eragrostis in Flora of North America @ efloras.org . accessed 1.23.2013
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Last modified on 17 March 2013, at 16:05