Now showing items 1-10 of 11
(Vol.12, 2009-12) A New South American Subsection of Sida Sect. Nelavaga (Malvaceae) with Two New Species
Sida [sect. Nelavaga] subsect. Conglomerata is described as a new subsection of the genus, including eight species from South America. Two of the eight are newly described: Sida calva and S. florulenta. The group is ...
(Vol.10, 2007-12) Two New Species of Malvaceae from Sonora, Mexico and Texas
Batesimalva stipulata is described from Sonora, Mexico (Mpio. de Alamos) and Wissadula parvifolia from Texas (Hidalgo County). The positions of both species in their respective genera are discussed, and keys are provided ...
(Vol. 02, 1999-12) A Taxonomic Treatment of Sida Sect. Ellipticifoliae (Malvaceae)
A taxonomic treatment of Sida L. sect. Ellipticifoliae Fryxell is presented in which eight species and two varieties are recognized. Brief descriptions, a key to species, distribution maps, illustrations, and notes on ...
(Vol. 07, 2004-12) A New Species of Mortoniodendron (Malvaceae Sens. Lat.) from the Rain Forests of the Isthmus of Tehuantepec, Mexico
The taxonomic history, defining characters, and relationships of the genus Mortoniodendron are briefly sketched. Characters that define M. pentagonum, a species known from a limited area in Guatemala, are elaborated. A ...
(Vol. 05, 2002-12) An Abutilon Nomenclator (Malvaceae)
The large malvaceous genus Abutilon is in need of critical revisionary study. The present nomenclator is presented as a first step toward such an eventual study, and it will also be useful to herbarium curators. It brings ...
(Vol. 06, 2003-12) Andeimalva, a New Genus of Malvaceae from Andean South America
A new genus, Andeimalva, is described to accommodate four species previously placed in Tarasa and Malacothamnus. The taxonomic placement of the Chilean species M. chilensis in the primarily North American genus has been ...
(Vol. 01, 1998-05) Pavonia Paneroi (Malvaceae) A New Species From Puebla, Mexico
A new shrubby species of Pavonia (Malvaceae) from Puebla, Mexico is described and placed in taxonomic context within the genus. Its nearest ally is P. chlorantha from the states of Guerrero and Mexico.
(Vol.15, 2012-12) Notes On Wissadula (Malvaceae), With the Description of Two New Species
Some historical considerations concerning the identity of Wissadula stellata (Cav.) K. Schum., ectotypifications of Sida stellata Cav. and W. fuscorosea Ulbr., the description of two new species (W. ecuadoriensis and W. ...
(Vol.12, 2009-12) Abutilon Ulbrichii, a New Name in the Malvaceae
A new name, Abutilon ulbrichii, is proposed to replace the later homonym Abutilon longipes Ulbr. for a South American species (non A. longipes Mattei from Africa).
(Vol. 04, 2001-12) A New Species of Sida Sect. Ellipticifoliae (Maly Aceae)
A new species of Sida sect. Ellipticifoliae, Sida floridana, is described and accommodated in a revised key to the section. Additional notes are provided on selected taxa as an update to the most recent treatment.