title: Sommera cusucoana, a new species of Rubiaceae from Honduras.
abstract: Sommera cusucoana Lorence, D. Kelly & A. Dietzsch, sp. nov., (Rubiaceae), a new species from Honduras, differs from the other Mesoamerican Sommera species by the combination of large, obovate leaves with long red petioles, glabrous or glabrate intervenal areas, red stipules, lax, sparsely pubescent inflorescences with red axes, flowers with red hypanthium and calyx, long fruiting pedicels, and dark red mature fruits. It is known only from the type locality in Cusuco National Park.
authors.affiliation: National Tropical Botanical Garden, 3530 Papalina Road, Kalaheo, HI 96741 USA.
authors.forename: David H
authors.initials: DH
authors.lastname: Lorence
authors.affiliation: Department of Botany, School of Natural Sciences, Trinity College, the University of Dublin, Dublin 2, Ireland.
authors.forename: Anke C
authors.initials: AC
authors.lastname: Dietzsch
authors.affiliation: Department of Botany, School of Natural Sciences, Trinity College, the University of Dublin, Dublin 2, Ireland.
authors.forename: Daniel L
authors.initials: DL
authors.lastname: Kelly
keywords: Cusuco; Honduras; Rubiaceae; Sommera; conservation