Eleocharis geniculata (L.) Roem. & Schult.

Etymology Genus Marsh (Eleo) favour (charis); referring to its prference for marshy habitats
Species Knee-like bend; reference to plant unknown
Family Cyperaceae
Synonyms Scirpus geniculatus L., Bulbostylis capitata (L.) Steven
Common Names Bent Spike-rush, Canada Spike-edge
Status Undetermined
Form Herb
Native Distribution Pantropical, as well as some subtropical and temperate regions


Eleocharis geniculata can be found in open wet or marshy areas. It consists of a cluster of stems which are squarish. The tip of each stem holds a brown globose spikelet.

Interesting Facts:

The Bent Spike-rush is considered a rare species in USA and Canada, being threatened by habitat loss and invasive plants (LDWF, 2011).

The Bent Spike-rush grows in wet and marshy areas.

The stem of the sdege is squarish.

Flowers bearing on the spikelet.

The globose spikelets.


Corner EJH. (1997) Wayside Trees of Malaya. Volume 2. 4th edition. The Malaysian Nature Society, Kuala Lumpur. 297 pp.
LDWF. (2011) Eleocharis geniculata - Canada spike-sedge Sedge Family (Cyperaceae). Lousiana Department of Wildlife and Fisheries. http://www.wlf.louisiana.gov. Accessed on 11-May-2013.

Author: Jake
Posted: 2013-05-11 / Modified: 2017-12-25