Now showing items 1-3 of 3
(Vol.12, 2009-12) Iva Corbinii (Asteraceae): A Remarkable New Species From Travis County, Texas
Iva corbinii is described from the Colorado River bottoms of Travis County, Texas, to which it appears restricted. It is a remarkably distinct species, having predominately axillary, single heads; its closest relationship ...
(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.12, 2009-12) Hymenoxys Ambigens Var. Wagneri (Asteraceae: Helenieae: Tetraneurinae), A New Variety in Hymenoxys Subgenus Plummera from Arizona
Hymenoxys ambigens var. wagneri is a new variety endemic to the Dragoon Mountains of Cochise County, Arizona.