Results 21 to 30 of about 167 (69)

Demografía de Especies Maderables de la Península de Osa [PDF]

open access: yes, 2010
Proyecto de investigación (Código 5402-1401-8401) Instituto Tecnológico de Costa Rica. Escuela de Ingeniería Forestal. Centro de Investigación en Integración Bosque; Universidad de Costa Rica.
Barrantes, Gilberto   +3 more
core  

Composición florística del bosque mesófilo de montaña perturbado y sus ecotonos en el Parque Nacional Cañón del Río Blanco, Veracruz, México [PDF]

open access: yes, 2020
Background and Aims: Within the polygonal of the Cañón del Río Blanco National Park (PNCRB), very few floristic studies have been carried out, hence, the aim of this research is to contribute to the floristic knowledge of the disturbed tropical montane ...
Alcántara-Salinas, Graciela   +5 more
core   +2 more sources

Taxonomy in the light of incongruence: An updated classification of Malvales and Malvaceae based on phylogenomic data

open access: yesTAXON, Volume 74, Issue 2, Page 361-385, April 2025.
Abstract Malvales is a diverse order of flowering plants, economically and ecologically relevant, and it is known for its broad morphological variability. Recent phylogenomic studies have revealed a complex evolutionary history for the order, including localised phylogenetic discordances among nuclear loci.
Matheus Colli‐Silva   +24 more
wiley   +1 more source

Morphological and morphometrical pollen analysis of Corchorus, Heliocarpus, Luehea, Mollia and Triumfetta (Malvaceae, Grewioideae) in southern South America [PDF]

open access: yes, 2010
Aunque Grewioideae es conocida como la única subfamilia estenopalínica de Malvaceae, los análisis de polen publicados sugieren una variación morfológica. Para comprobar si la variación estructural podría tener valor taxonómico, la morfología del polen de
Avanza, María Victoria   +2 more
core   +1 more source

Alkaloidien molekyyliverkostoanalytiikka [PDF]

open access: yes, 2021
Alkaloidit ovat yleisesti kasvikunnassa esiintyviä, typpeä sisältäviä erikoistuneita metaboliitteja, jotka tunnetaan korkeasta bioaktiivisuudestaan. Tästä syystä ne ovat potentiaalinen tutkimuskohde muun muassa lääkekehityksessä.
Kuukkanen, Ilari
core  

Wrightia. [PDF]

open access: yes, 1968
v.4 (1968 ...
Southern Methodist University.   +2 more
core   +1 more source

Claves de identificación macroscópica de la madera de 110 especies del Caribe Norte de Costa Rica [PDF]

open access: yes, 2013
The Northern region of Costa Rica Caribbean supplies approximately 14 % of the wood market, using about 165 species. However this region lacks an instrument to help identify wood species, which could help to forest control to the Costa Rica’s Government.
Araya-Montero, Miguel   +1 more
core   +2 more sources

ESTRUCTURA Y COMPOSICIÓN FLORÍSTICA DE LA SELVA ALTA PERENNIFOLIA EN EL EJIDO NIÑOS HÉROES TENOSIQUE, TABASCO, MÉXICO [PDF]

open access: yes, 2011
Se describió la estructura y composición florística de la selva alta perennifolia del ejido Niños Héroes, Tenosique, Tabasco (NHT). Se establecieron cuatro unidades de muestreo (UM) de 50 x 50 m (2500 m2) cada una, donde se censaron todos los árboles con
Isabel Vázquez-Negrín   +4 more
core   +4 more sources

Angiosperms, Los Tuxtlas Biosphere Reserve, Veracruz, Mexico [PDF]

open access: yes, 2009
The Los Tuxtlas Reserve has been heavily deforested and fragmented since the 1970’s. Although the flora of Los Tuxtlas has been described previously, most floristic lists come from the large forest reserve of the Los Tuxtlas field station.
Jacob Dunn   +3 more
core   +1 more source

Wrightia. [PDF]

open access: yes, 1961
v.3 (1961 ...
Southern Methodist University.   +2 more
core   +1 more source

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