- Alisma gramineum
Taxobox
name = "Alisma gramineum"
image_width = 250px
regnum =Plant ae
divisio = Magnoliophyta
classis =Liliopsida
ordo =Alismatales
familia =Alismataceae
genus = "Alisma "
species = "A. gramineum"
binomial = "Alisma gramineum"
binomial_authority =Lej.
synonyms = "Alisma geyeri""Alisma gramineum" is a small
aquatic plant in the water-plantain family. It has several common names including narrowleaf water-plantain, ribbonleaf water-plantain, and grass-leaved water-plantain. It grows in mud or submerged in shallow fresh or brackish water in marshy areas. The leaves and tiny purple-tinted white flowers may be submersed or not. When the flowers grow underwater they are cleistogamous, meaning they stay closed and self-pollinate. When the flowers grow above water they open. The leaves above the surface are stiff and wide but those which are submerged are ribbon-like. The fruit is a ring of drynutlet s. Reproduction is by seed or from division of thecorm . This plant has a wide distribution. It grows across North America and Europe and into North Africa. This is an endangered and protected species in the United Kingdom.External links
* [http://plants.usda.gov/java/profile?symbol=ALGR USDA Plants Profile]
* [http://www.ukbap.org.uk/UKPlans.aspx?ID=83 UK Action Plan]
* [http://ucjeps.berkeley.edu/cgi-bin/get_JM_treatment.pl?7883,7884,7885 Jepson Manual Treatment]
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