''Carex'' subg. ''Vignea'' is a
subgenus of the sedge genus ''
Carex
''Carex'' is a vast genus of more than 2,000 species of grass-like plants in the family Cyperaceae, commonly known as sedges (or seg, in older books). Other members of the family Cyperaceae are also called sedges, however those of genus ''Carex'' ...
'', containing around 300 of the 2000 species in the genus.
Its members are characterised by having bisexual, sessile
spikes
The SPIKES protocol is a method used in clinical medicine to break bad news to patients and families. As receiving bad news can cause distress and anxiety, clinicians need to deliver the news carefully. By using the SPIKES method for introducing a ...
, where the female flowers have two
stigmas each.
''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:
*
''Carex'' sect. ''Ammoglochin''
*
''Carex'' sect. ''Baldenses''
*
''Carex'' sect. ''Bracteosae''
*
''Carex'' sect. ''Chordorrhizae''
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''Carex'' sect. ''Deweyanae''
*
''Carex'' sect. ''Dispermae''
*
''Carex'' sect. ''Divisae''
*
''Carex'' sect. ''Echinochloomorphae''
*
''Carex'' sect. ''Foetidae''
*
''Carex'' sect. ''Gibbae''
*
''Carex'' sect. ''Glareosae''
*
''Carex'' sect. ''Grallatoriae''
*
''Carex'' sect. ''Heleoglochin''
*
''Carex'' sect. ''Holarrhenae''
*
''Carex'' sect. ''Incurvae''
*
''Carex'' sect. ''Inversae''
*
''Carex'' sect. ''Macrocephalae''
*
''Carex'' sect. ''Multiflorae''
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''Carex'' sect. ''Ovales''
*
''Carex'' sect. ''Phaestoglochin''
*
''Carex'' sect. ''Phleoideae''
*
''Carex'' sect. ''Physodeae''
*
''Carex'' sect. ''Physoglochin''
*
''Carex'' sect. ''Potosinae''
*
''Carex'' sect. ''Remotae''
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''Carex'' sect. ''Stellulatae''
*
''Carex'' sect. ''Stenorhynchae''
*
''Carex'' sect. ''Thomsonianae''
*
''Carex'' sect. ''Vulpinae''
See also
*
List of ''Carex'' species
References
{{Taxonbar, from=Q18324117
Carex
Plant subgenera