Results 21 to 30 of about 2,145 (262)

New taxa in Mexican Psychotria (Rubiaceae, Psychotrieae)

open access: yesBotan‪ical Sciences, 1987
Six new taxa in Psychotria subgenus Heteropsychotria are described from Mexico: P. faxlucens Lorence & Dwyer, P. izabalensis L. Wms. subsp. oaxacana Lorence, P. luteotuba Lorence, P. megalantha Lorence, P. sousae Lorence, and P.
David H. Lorence, John D. Dwyer
doaj   +1 more source

A Study of Floristics, Life Form, and Chorology of Plants in Tang-e Khoshk of Yasouj Region (Kohgiluyeh and BoyerAhmad Province) [PDF]

open access: yesتاکسونومی و بیوسیستماتیک, 2019
In the present research, the flora of Tang-e Khoshk region located in Boyer Ahmad city, Kohgiloyeh Boyer Ahmad province, with an approximate area of 10/000 hectares and an altitude range between 2037 and 2600 meters above sea level and in a geographical ...
Azizollah Jafari Kukhdan, Hoda Bahrami
doaj   +1 more source

Conhecimento e utilização da floresta pelos índios Waimiri-Atroari do Rio Camanau - Amazonas

open access: yesActa Botânica Brasílica, 1989
Os índios Waimiri Atroari têm hábitos e costumes bastantes intactos e retiram da floresta, roça e rio os materiais necessários para a alimentação, utensílios e moradia.
Robert P Miller   +2 more
doaj   +1 more source

Biomass and floristics of a secondary forest in West Kalimantan, Indonesia [PDF]

open access: yes, 2023
To understand the biomass and floristics of secondary forests in Borneo better, we established a one-hectare plot on the lower slopes of Gunung Kelam in West Kalimantan, Indonesia.
Mansur, Mumammad, Brearley, Francis Q
core   +1 more source

Floristics and biogeography of vegetation in seasonally dry tropical regions [PDF]

open access: yes, 2015
To provide an inter-continental overview of the floristics and biogeography of drought-adapted tropical vegetation formations, we compiled a dataset of inventory plots in South America (n=93), Africa (n=84), and Asia (n=92) from savannas (subject to fire)
Begne, S.K.   +120 more
core   +3 more sources

Diversity of the Pteridoflora of Montane Northwestern Mexico

open access: yesDiversity, 2023
This study compiles and updates the checklist of ferns and lycophytes from the Sierra Madre Occidental (SMOc). For this, we revised information on these taxa from regional floristic studies, databases, and herbaria. Our updated list includes 312 species,
J. Daniel Tejero-Díez   +5 more
doaj   +1 more source

Upland wetlands in the Namoi catchment : mapping distribution and disturbance classes of fens, bogs and lagoons

open access: yes, 2013
To assist with planning and conservation strategies, mapping of wetlands above 700 m elevation across the Namoi Catchment (east of Tamworth) was undertaken.
Hunter, John T.
core   +1 more source

Microtopography enhances intestinal drug absorption via Piezo1‐mediated tight junction modulation

open access: yesBMEMat, EarlyView.
Microtopography‐driven enhancement of oral peptide drug delivery by activating Piezo1 channels significantly improves paracellular permeability and bioavailability, offering a novel approach for optimizing macromolecule absorption in pharmaceutical formulations.
Yu Hu   +12 more
wiley   +1 more source

Floristics in Araucaria Forests

open access: yesBiodiversidade Brasileira
This study conducted a bibliometric review on the subject of floristic surveys of the mixed ombrophilous forest, also known as araucaria Forest, investigating its scientific production and research trends over time.
Bruno Jan Schramm Corrêa   +5 more
doaj   +1 more source

Flora vascular e perfil fisionômico de uma restinga no litoral sul de Pernambuco, Brasil Vascular flora and physiognomic profile of an area of restinga vegetation along the southern coast of Pernambuco State, Brazil

open access: yesActa Botânica Brasílica, 2008
Este estudo apresenta um levantamento florístico e a caracterização dos diferentes tipos fisionômicos de uma restinga localizada no município de Tamandaré, em Pernambuco, além de analisar a similaridade de sua flora com outras restingas ao longo do ...
Simone Santos Lira Silva   +2 more
doaj   +1 more source

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