Results 11 to 20 of about 4,837 (139)

Conserving Large Old Trees in Guangxi, South China: Diversity, Distribution, and Preservation Strategies [PDF]

open access: yesEcol Evol
This study comprehensively analyzes the diversity and distribution of over 500 year old large old trees (LOTs) in Guangxi, China, identifying 2630 LOTs from 149 species with a notable latitudinal gradient in richness. Tree vitality was found to be highest in rural and natural habitats like villages and scenic spots, compared to residential areas.
Yan J   +6 more
europepmc   +2 more sources

Eight new state records of aleyrodine whiteflies found in Clark County, Nevada and three newly described taxa (Hemiptera: Aleyrodidae, Aleyrodinae) [PDF]

open access: yes, 2010
Eight new state records and the three newly described species are the subject of this publication. Whiteflies (Hemiptera: Sternorrhyncha: Aleyrodidae: Aleyrodinae) were collected from 2003 through 2009 within the Las Vegas area of Clark County, Nevada to
Dooley, John W.   +2 more
core   +1 more source

Paleogene monsoons across India and South China: Drivers of biotic change [PDF]

open access: yes, 2017
Monsoonal climates at low latitudes (2. Fossil leaf form reveals that under such 'hothouse' conditions megathermal early Eocene to earliest Miocene forests were exposed to strong monsoonal climates typical of those experienced today arising from annual ...
Aleksandrova, Galina   +13 more
core   +1 more source

Gymnostoma tasmanianum sp nov., a fossil Casuarinaceae from the Early Oligocene of Little Rapid River, Tasmania, Australia [PDF]

open access: yes, 2003
Int. J Plant Sci. 164(4):629–634. 2003. © 2003 by The University of ChicagoMacrofossils of Casuarinaceae from Early Oligocene sediments at Little Rapid River, Tasmania, are assigned to a new species, Gymnostoma tasmanianum.
Guerin, G., Hill, R.
core   +2 more sources

What is a tree in the mediterranean basin hotspot? A critical analysis [PDF]

open access: yes, 2019
Background: Tree species represent 20% of the vascular plant species worldwide and they play a crucial role in the global functioning of the biosphere. The Mediterranean Basin is one of the 36 world biodiversity hotspots, and it is estimated that forests
Arroyo Marín, Juan   +7 more
core   +1 more source

Tree and tree-like species of Mexico: Apocynaceae, Cactaceae, Ebenaceae, Fagaceae, and Sapotaceae

open access: yesRevista Mexicana de Biodiversidad, 2016
Trees or tree-like plants are defined here broadly as perennial, self-supporting plants with a total height of at least 5 m, without considering ascending leaves or inflorescences, and with 1 or several erect stems with a diameter of at least 10 cm.
Martin Ricker   +8 more
doaj   +1 more source

Phylogenetic congruence between subtropical trees and their associated fungi. [PDF]

open access: yes, 2016
Recent studies have detected phylogenetic signals in pathogen-host networks for both soil-borne and leaf-infecting fungi, suggesting that pathogenic fungi may track or coevolve with their preferred hosts.
Etienne, Rampal S   +4 more
core   +3 more sources

Pollen morphology of Quercus (subgenus Quercus, section Quercus) in Iran and its systematic implication

open access: yesActa Societatis Botanicorum Poloniae, 2012
For the first time, pollen morphology of 9 (4 spp. and 5 subspp.) taxa representing lobed leaved oaks of Iran in the family of Fagaceae has been examined and illustrated using light microscopy and scanning electron microscopy of acetolysed material ...
Parisa Panahi   +3 more
doaj   +1 more source

Pitcher Plants (Sarracenia) Provide a 21st-Century Perspective on Infraspecific Ranks and Interspecific Hybrids: A Modest Proposal for Appropriate Recognition and Usage [PDF]

open access: yes, 2014
The taxonomic use of infraspecific ranks (subspecies, variety, subvariety, form, and subform), and the formal recognition of interspecific hybrid taxa, is permitted by the International Code of Nomenclature for algae, fungi, and plants.
Calie, Patrick J.   +3 more
core   +2 more sources

Towards an updated checklist of the Libyan flora [PDF]

open access: yes, 2018
The Libyan flora was last documented in a series of volumes published between 1976 and 1989. Since then there has been a substantial realignment of family and generic boundaries and the discovery of many new species.
Culham, Alastair   +2 more
core   +2 more sources

Home - About - Disclaimer - Privacy