Ephedra aspera

Taxobox
name = "Ephedra aspera"


image_width = 240px
image_caption =
regnum = Plantae
divisio = Gnetophyta
classis = Gnetopsida
ordo = Ephedrales
familia = Ephedraceae
genus = "Ephedra"
species = "E. aspera"
binomial = "Ephedra aspera"
binomial_authority = Engelm. ex S.Wats.

"Ephedra aspera" is a species of "Ephedra" known by the common names rough jointfir, boundary ephedra, and pitamoreal. It is native to the southwestern United States from California to Texas and parts of northern Mexico. It is a resident of varied woodland and scrub plant communities. This is a highly branched shrub often exceeding a meter in height made up of many long yellow-gold twigs. Female plants may be darker to reddish in color. There are small leaves just a few millimeters long. Male plants bear pollen cones 4 to 7 millimeters long, and female plants bear seed cones which are slightly larger and contain one seed each.

External links

* [http://ucjeps.berkeley.edu/cgi-bin/get_JM_treatment.pl?184,185,186 Jepson Manual Treatment]
* [http://plants.usda.gov/java/profile?symbol=EPAS USDA Plants Profile]
* [http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=233500601 Flora of North America]
* [http://calphotos.berkeley.edu/cgi/img_query?query_src=photos_flora_com&enlarge=3333+3333+1007+0196 "Ephedra aspera" Herbarium Specimen (CalPhotos)]