Results 141 to 150 of about 1,019 (196)

Climatic niche divergence and long-distance dispersal contributed to the pantropical intercontinental disjunctions of a liana lineage (<i>Uncaria</i>, Rubiaceae). [PDF]

open access: yesPlant Divers
Huang XH   +13 more
europepmc   +1 more source

A chemotaxonomic study of mucilages in American Zamiaceae

Giornale Botanico Italiano (Florence, Italy: 1962), 1994
Abstract Methylrhamnose, fucose, rhamnose, mannose, arabinose, galactose, and glucuronolactone are the monosaccharides identified in hydrolysed mucilages collected from 37 species belonging to the five American cycad genera (Ceratozamia, Chigua, Dioon, Microcycas and Zamia).
SINISCALCO GIGLIANO, GESUALDO   +2 more
exaly   +3 more sources

The phylogenetic reconstruction of the Neotropical cycad genus Ceratozamia (Zamiaceae) reveals disparate patterns of niche evolution.

Molecular Phylogenetics and Evolution, 2023
The cycad genus Ceratozamia comprises 40 species from Mexico, Guatemala, Belize, and Honduras, where cycads occur throughout climatically varied montane habitats.
José Said Gutiérrez-Ortega   +8 more
semanticscholar   +1 more source

Ritual Use of Ceratozamia totonacorum (Zamiaceae) Leaves in Santiago Ecatlán, Puebla, Mexico: Perspectives on Conservation

Journal of Ethnobiology, 2023
This study focused on the use and management of Ceratozamia totonacorum leaves during the Day of the Dead in Santiago Ecatlán, an Indigenous Totonaca community located in the Sierra Norte of Puebla, Mexico.
Tania Escobar Fuentes   +6 more
semanticscholar   +1 more source

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
openaire   +5 more sources

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

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