Eleocharis macrostachya

Taxobox
name = "Eleocharis macrostachya"

---

image_width = 250px
regnum = Plantae
divisio = Magnoliophyta
classis = Liliopsida
ordo = Poales
familia = Cyperaceae
genus = "Eleocharis"
species = "E. macrostachya"
binomial = "Eleocharis macrostachya"
binomial_authority = Britt.
synonyms = "Eleocharis perlonga"
"Eleocharis xyridiformis"

"Eleocharis macrostachya" is a species of spikesedge known by the common name pale spikerush. It is widely distributed across North America and occurs in parts of South America. It is a plant of varied moist habitats, including freshwater lakes and brackish marshes and ponds, ditches, vernal pools, and wet meadows. This is a rhizomatous perennial generally reaching heights between one half and one meter. It has bright green erect stems and straw-colored basal leaves. The top of each stem is occupied by a narrow, lance-shaped or cylindrical inflorescence. The spikelet is one or two centimeters long and has at least ten flowers, each covered with a purplish-brown bract. The fruit is a yellow or yellow-brown achene with a whitish cone-shaped tubercle on one end, measuring one or two millimeters long.

External links

* [http://ucjeps.berkeley.edu/cgi-bin/get_JM_treatment.pl?7928,8103,8110 Jepson Manual Treatment]
* [http://plants.usda.gov/java/profile?symbol=ELMA5 USDA Plants Profile]
* [http://calphotos.berkeley.edu/cgi/img_query?query_src=photos_index&where-taxon=Eleocharis+macrostachya Photo gallery]