Borreria santacruciana and Mitracarpus bicrucis (Rubiaceae - Spermacoceae), new species from Bolivia

Authors

  • Nélida M. Bacigalupo Instituto de Botánica Darwinion, Casilla de Correo 22, B1642HYD San Isidro, Buenos Aires.
  • Elsa L. Cabral Facultad de Ciencias Exactas, Físicas y Naturales y Agrimensura (UNNE), Instituto de Botánica del Nordeste, Casilla de Correo 209, 3400 Corrientes.

DOI:

https://doi.org/10.14522/darwiniana.2014.431-4.136

Keywords:

Taxonomy, Rubiaceae, Spermacoceae, Borreria, Mitracarpus, Bolivia

Abstract

Borreria santacruciana and  Mitracarpus bicrucis from Bolivia are described and illustrated. B. santacruciana is close to  B. wunschmannii, but differs for having inconspicuous pubescence of apressed hairs, leaves 7-17 mm long, glomerules with an involucre of 2-4 bracts of 7-13 mm long. Mitracarpus bicrucis is enterely glabrous, notable for its stipular sheath with only one lacina and seeds with a cross-shaped furrow on  both surfaces.

Published

31-12-2005

How to Cite

Bacigalupo, N. M., & Cabral, E. L. (2005). Borreria santacruciana and Mitracarpus bicrucis (Rubiaceae - Spermacoceae), new species from Bolivia. Darwiniana, Nueva Serie, 43(1-4), 69–73. https://doi.org/10.14522/darwiniana.2014.431-4.136

Issue

Section

Systematics and Taxonomy of Plants