- Scheuchzeria
Taxobox
name = "Scheuchzeria palustris"
image_width = 240px
image_caption = Stem with seeds
regnum =Plant ae
divisio =Magnoliophyta
classis =Liliopsida
ordo =Alismatales
familia = Scheuchzeriaceae
familia_authority =F.Rudolphi
genus = "Scheuchzeria"
genus_authority = L.
species = "S. palustris"
binomial = "Scheuchzeria palustris"
binomial_authority = L."Scheuchzeria palustris" (Rannoch-rush or Scheuchzeria), is a
flowering plant , the only species in the genus "Scheuchzeria", itself the only genus in the family Scheuchzeriaceae. In the APG II system this is placed in the orderAlismatales of themonocots .L. Watson and M. J. Dallwitz (1992 onwards). The families of flowering plants: [http://delta-intkey.com/angio/www/scheuchz.htm Scheuchzeriaceae] ]It is a
herbaceous perennial plant , native to cool temperate regions of theNorthern Hemisphere , where it grows in wet "Sphagnum "peat bog s. It grows to 10-40 cm tall, with narrow linear leaves with a basal sheath. Theflower s are greenish-yellow, 4-6 mm diameter, with sixtepal s.Flora of NW Europe: [http://ip30.eti.uva.nl/BIS/flora.php?selected=beschrijving&menuentry=soorten&id=4175 "Scheuchzeria palustris"] ] Flora of North America: [http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=220012103 "Scheuchzeria palustris"] ] Jepson Flora Project: [http://ucjeps.berkeley.edu/cgi-bin/get_JM_treatment.pl?9380,9381,0,9382 "Scheuchzeria palustris"] ]There are two
subspecies , not considered distinct by all authorities:USDA Plants Profile: [http://plants.usda.gov/java/profile?symbol=SCPAA3 "Scheuchzeria palustris"] ]
*"Scheuchzeria palustris" subsp. "palustris". Northern and easternEurope , northernAsia .
*"Scheuchzeria palustris" subsp. "americana" (Fernald) Hultén. NorthernNorth America .Etymology
The genus is named after
Johann Jakob Scheuchzer , a Swiss naturalist, and his brother,Johann Kaspar Scheuchzer .Helmut Genaust (1983): Etymologisches Wörterbuch der botanischen Pflanzennamen, 2. Auflage. Birkhäuser Verlag - ISBN 3-7643-1399-4] The species name is from the Latin for aswamp .The English name refers to its occurrence on
Rannoch Moor in centralScotland , the first site inGreat Britain the species was known from, and only one where it currently occurs; it is extinct at a few other wetland sites further south in Britain.Joint Nature Conservation Committee [http://www.jncc.gov.uk/protectedsites/SACselection/SAC.asp?EUCode=UK0012870 Rannoch Moor] ] Wildassociates: [http://www.whildassociates.co.uk/BSBI/TPDB/Scheuchzeria/scheuchzeria.html "Scheuchzeria"] ]References
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