WebSection Ovales is the most species‐rich section of the sedge genus Carex in the New World. Phylogenetic analyses of molecular data recover a predominantly New World clade as sister to a solitary east Asian species, C. maackii. Nuclear ribosomal DNA are congruent in the placement of all taxa within the section, with a solitary exception: incongruence … WebOct 2, 2024 · A new species of Carex sect. Mitratae, C. ledongensis, is described and illustrated from Hainan, South China. The new species is similar to C. pseudotristachya but differs from the latter in its leaves much longer than culms, inflorescence with 3 spikes, terminal spike with 1.5 cm long peduncle, lateral spikes bisexual, perigynia fusiform, 6 ...
Phylogeny and Classification of Carex Section Ovales (Cyperaceae ...
WebSedges (Carex: Cyperaceae), one of the largest genera of angiosperms with more than 2000 species worldwide (Reznicek 1990), exhibit a relatively high rate of species diversification (Magallon and Sanderson 2001).The genus also exhibits an exceptional agmatoploid chromosome series ranging from n= 6 to n= 66 (Tanaka 1949).Every … WebCyperaceae, sedge family of monocotyledonous flowering plants, a division of the order Poales. The Cyperaceae are grasslike herbaceous plants found especially in wet regions throughout the world. The Cyperaceae, among … snapchat account banner
The Evolution of Chromosome Arrangements in Carex …
WebApr 10, 2012 · We employed a phylogenetic and cytogenetic data set from one of the most diverse angiosperm genera in the world, which has the largest nonpolyploid chromosome radiation (Carex, Cyperaceae; 2n = 12–124; 2100 spp.). We evaluated alternative Ornstein–Uhlenbeck models of chromosome number adaptation to the environment in an … WebThe Cyperaceae (/ s aɪ p ə ˈ r eɪ s i ˌ aɪ,-s iː ˌ iː /) are a family of graminoid (grass-like), monocotyledonous flowering plants known as sedges.The family is large, with some 5,500 known species described in about 90 … Web324. Carex cherokeensis Schweinitz, Ann. Lyceum Nat. Hist. New York. 1: 71. 1824. Cherokee sedge, wolftail sedge Plants with short-creeping rhizomes, forming dense … roach in your ear