From Wikipedia, the free encyclopedia
Species of grass-like plant
Carex viridula , known as little green sedge , green sedge , or greenish sedge , is a small
flowering plant native to North America, Europe, Asia, and Morocco.
[2]
Carex viridula is in the
section
Carex sect. Ceratocystis , a
circumboreal group with around six other species, although the taxonomy of this group is controversial, and up to 19 species have been recognized.
[3]
[4]
Flora of North America accepts the following three
subspecies and two
varieties of Carex viridula :
[2]
[5]
Carex viridula subsp. brachyrrhyncha
Carex viridula var. elatior
Carex viridula var. saxilittoralis
Carex viridula subsp. oedocarpa
Carex viridula subsp. viridula
As of December 2019
[update] ,
Kew 's
Plants of the World Online lists Carex viridula as a synonym of
Carex oederi .
[6]
There is also variety Carex viridula var. bergrothii (Palmgr.) B.Schmid (synonym Carex bergrothii Palmgr.).
[7]
It is listed as endangered in
Connecticut
[8] and
Pennsylvania .
[9] It is listed as threatened in
Illinois .
[9]
^
NatureServe (3 December 2022).
"Carex viridula Little Green Sedge" . NatureServe Explorer (explorer.natureserve.org) . NatureServe. Retrieved 29 December 2022 .
^
a
b Crins, William J. (2002).
"Carex viridula " . In Flora of North America Editorial Committee (ed.).
Flora of North America North of Mexico (FNA) . Vol. 23. New York and Oxford: Oxford University Press. Retrieved 20 December 2019 – via eFloras.org,
Missouri Botanical Garden , St. Louis, MO &
Harvard University Herbaria , Cambridge, MA.
^ Crins, William J. (2002).
"Carex sect. Ceratocystis " . In Flora of North America Editorial Committee (ed.).
Flora of North America North of Mexico (FNA) . Vol. 23. New York and Oxford: Oxford University Press. Retrieved 20 December 2019 – via eFloras.org,
Missouri Botanical Garden , St. Louis, MO &
Harvard University Herbaria , Cambridge, MA.
^ Jiménez-Mejías, Pedro; Luceño, Modesto; Martín-Bravo, Santiago (1 May 2014).
"Species boundaries within the southwest Old World populations of the Carex flava group (Cyperaceae)" . Systematic Botany . 39 (1): 117–131.
doi :
10.1600/036364414X677973 .
JSTOR
24546124 .
S2CID
85265989 – via
ResearchGate .
^
^
"Carex viridula " .
Plants of the World Online .
Royal Botanic Gardens, Kew . Retrieved 20 December 2019 .
^
"Carex bergrothii Palmgr" . www.worldfloraonline.org . Retrieved 6 February 2021 .
^
"Connecticut's Endangered, Threatened and Special Concern Species 2015" (PDF) . State of Connecticut Department of Energy and Environmental Protection Bureau of Natural Resources. Retrieved 19 December 2019 .
^
a
b
USDA, NRCS (2014).
"Carex viridula " . The PLANTS Database (plants.usda.gov) . Greensboro, North Carolina: National Plant Data Team. Retrieved 19 December 2019 .