Results 161 to 170 of about 1,784 (192)

Uganda's endemic flora: discovery, diversity, distribution and threat status. [PDF]

open access: yesPhytoKeys
Kalema J   +13 more
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EVOLUTIONARY TRENDS IN DION (ZAMIACEAE)

American Journal of Botany, 1985
Distribution, ecology, and morphology of the species of Dion are presented. The genus Dion is distributed in Mexico and in Honduras, where it is generally scattered and restricted to rocky, steep habitats.On the basis mainly of the morphology of the seeds, of the seedlings, and of the female cones, three natural groups were recognized. The first group,
Sabato S., DE LUCA, PAOLO
openaire   +2 more sources

A PHYLOGENETIC ANALYSIS OF DIOON (ZAMIACEAE)

American Journal of Botany, 1993
A phylogenetic analysis of all the intrageneric taxa of the genus Dioon Lindley (Zamiaceae) was undertaken by using chloroplast DNA restriction fragment length polymorphism analysis. Wagner parsimony analysis on a 187 character matrix yielded two equally parsimonious trees, differing only for the position of D. caputoi.
MORETTI A.   +6 more
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What is Ceratozamia brevifrons (Zamiaceae)?

Brittonia, 2012
The taxonomic status of the Mexican cycad Ceratozamia brevifrons is reassessed based on information from habitat, herbaria and living collections in the Botanic Garden ‘Jardin Botanico Francisco Javier Clavijero.’ Comparison of gross morphology of C. brevifrons with that of C.
Andrew P. Vovides   +3 more
openaire   +1 more source

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