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(Vol.12, 2009-12) A New Species of Roldana (Asteraceae) from Southern Oaxaca
Roldana uxordecora is described from Oaxaca, Mexico (Municipio de San Mateo Rı´o Hondo). The genus Roldana is common in the montane regions of the state of Oaxaca (22 species), and this addition to Roldana adds to a list ...
(Vol. 19, 2016-12) Molecular Phylogeny of Pectis (Tageteae, Asteraceae), A C4 Genus of the Neotropics, and its Sister Genus Porophyllum
Pectis is a genus of 690 xeric adapted New World species. Previous molecular phylogenetic studies showed Pectis closely related to Porophyllum, and one analysis resolved Porophyllum species nested within Pectis. Some Pectis ...