Results 61 to 70 of about 1,837 (208)

Distribución espacial y respuesta fototrópica de Dioon merolae (Zamiaceae) en poblaciones relictuales del centro de Chiapas, México

open access: yesBotan‪ical Sciences, 2012
Dioon merolae (Zamiaceae) es una especie arborescente, longeva, con tallos curvados e inclinados, posiblemente por fototropismo, que crece en laderas de montículos abruptos con suelos arenosos delgados.
Mario González-Espinosa   +2 more
doaj   +1 more source

Early evolutionary colocalization of the nuclear ribosomal 5S and 45S gene families in seed plants: evidence from the living fossil gymnosperm Ginkgo biloba [PDF]

open access: yes, 2012
In seed plants, the colocalization of the 5S loci within the intergenic spacer (IGS) of the nuclear 45S tandem units is restricted to the phylogenetically derived Asteraceae family. However, fluorescent in situ hybridization (FISH) colocalization of both
Galián, José A.   +2 more
core   +1 more source

GIMNOSPERMAS [PDF]

open access: yes, 2016
SÓLO VISIÓN ...
LOPEZ SANDOVAL JOSE ANTONIO
core  

Consensus classifications are crucial for conservation: How CITES utilizes checklists

open access: yesTAXON, Volume 74, Issue 4, Page 759-767, August 2025.
Abstract The Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES) is an end‐user of the consensus classifications and checklists produced by global initiatives such as the World Flora Online (WFO). This paper provides a brief background on CITES and the impact of classification and nomenclature changes on the CITES ...
Ronell R. Klopper
wiley   +1 more source

Backdrop to encounter : the 1770 landscape of Botany Bay, the plants collected by Banks and Solander and rehabilitation of natural vegetation at Kurnell [PDF]

open access: yes, 2013
The first scientific observations on the flora of eastern Australia were made at Botany Bay in April–May 1770. We discuss the landscapes of Botany Bay and particularly of the historic landing place at Kurnell (lat 34˚ 00’ S, long 151˚ 13’ E) (about 16 km
Benson, Doug, Eldershaw, Georgina
core  

A New Species of Encephalartos (Zamiaceae) from Tanzania

open access: yesJournal of East African Natural History, 2007
Encephalartos kanga sp. nov. is described from Mount Kanga, an isolated hill of the Nguru Mountains within the crystalline, Precambrian Eastern Arc Mountains of Tanzania. The new species is distinguished by its spinose distal leaflet-shoulders with otherwise entire median leaflet margins and by the sharply tuberculate-dentate proximal side of the ...
Pocs, T, Luke, Q
openaire   +2 more sources

Population genetics of Zamia decumbens (Zamiaceae, Cycadales), an endangered cycad from the Maya Mountains of Belize

open access: yesPlant Species Biology, Volume 40, Issue 4, Page 324-340, July 2025.
We utilized 10 microsatellite loci to examine the genetic diversity, genetic structure, and demographic history of Zamia decumbens Calonje, Meerman, M.P. Griff. & Hoese, an endangered cycad species occurring in small disjunct populations on karst topography within the Maya Mountains of Belize.
Michael Calonje   +4 more
wiley   +1 more source

Toponymic Data Helps to Reveal the Occurrence of Previously Unknown Populations of Wild Zamia pumila L. on Volcanic Substrates in South Central Puerto Rico

open access: yesEthnobiology Letters, 2013
This is the first report of the occurrence of wild Zamia pumila L. Zamiaceae populations on various volcanic substrates in the piedmont area of south central Puerto Rico.
Jaime R. Pagán-Jiménez   +1 more
doaj   +1 more source

Valoración rápida de la biodiversidad en cayos al sureste de la Ciénaga de Zapata (Cuba) [PDF]

open access: yes, 2007
Se realizó una valoración rápida de la biodiversidad en cayos y algunas zonas costeras al sureste de la Reserva de la Biosfera Ciénaga de Zapata, importante zona biodiversa de Cuba y la región caribeña.
Borroto-Páez, Rafael   +3 more
core   +1 more source

An Evolutionary Perspective on Human Cross-sensitivity to Tree Nut and Seed Allergens [PDF]

open access: yes, 2015
Tree nut allergies are some of the most common and serious allergies in the United States. Patients who are sensitive to nuts or to seeds commonly called nuts are advised to avoid consuming a variety of different species, even though these may be ...
Fisher, Amanda E, Nawrocki, Annalise M
core   +2 more sources

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