Carex subg. Vignea

{{automatic taxobox

| image = Carex arenaria detail.jpeg

| image_caption = Inflorescences of Carex arenaria

| taxon = Carex subg. Vignea

| authority = (P. Beauv. ex T. Lestib.) Peterm.

| type_species = Carex arenaria {{cite book |author1=Julian R. Starr |author2=Stephen A. Harris |author3=David A. Simpson |year=2008 |chapter=Phylogeny of the unispicate taxa in Cyperaceae Tribe Cariceae II: the limits of Uncinia |editor1=Robert F. C. Naczi |editor2=Bruce A. Ford |title=Sedges: Uses, Diversity, and Systematics of the Cyperaceae |publisher=Missouri Botanical Garden Press |series=Monographs in Systematic Botany |volume=180 |isbn=9781930723726 |url=http://mysite.science.uottawa.ca/jstarr/12.pdf |format=PDF proof |access-date=2014-12-16 |archive-url=https://web.archive.org/web/20171110114735/http://mysite.science.uottawa.ca/jstarr/12.pdf |archive-date=2017-11-10 |url-status=dead }}

| type_species_authority = L.

}}

Carex subg. Vignea is a subgenus of the sedge genus Carex, containing around 300 of the 2000 species in the genus.{{cite journal |author1=Bruce A. Ford |author2=Mahmood Iranpour |author3=Robert F. C. Naczi |author4=Julian R. Starr |author5=Cheryl A. Jerome |year=2006 |title=Phylogeny of Carex subg. Vignea (Cyperaceae) based on non-coding nrDNA sequence data |journal=Systematic Botany |volume=31 |issue=1 |pages=70–82 |doi=10.1600/036364406775971813|s2cid=86741254 }} Its members are characterised by having bisexual, sessile spikes, where the female flowers have two stigmas each.{{cite journal |author1=Bruce A. Ford |author2=Habibollah Ghazvini |author3=Robert F. C. Naczi |author4=Julian R. Starr |year=2012 |title=Phylogeny of Carex subg. Vignea (Cyperaceae) based on amplified fragment length polymorphism and nrDNA data |journal=Systematic Botany |volume=37 |issue=4 |pages=913–925 |doi=10.1600/036364412X656464|s2cid=86116194 }}

Carex subg. Vignea has been repeatedly found to be monophyletic in molecular phylogenetic analysis, with Carex gibba (which, exceptionally for the section, has three stigmas per female flower) as the sister group to the rest of the subgenus. It contains the following sections:{{cite web |url=http://cyperaceae.e-monocot.org/cyperaceae/vignea |title=Vignea |work=Cyperaceae |publisher=eMonocot |accessdate=December 16, 2014}}

References

Category:Carex

Category:Plant subgenera

Carex subg. Vignea

See also

References