Results 1 to 10 of about 8,103 (265)

Nomenclatural comments on the alliance Pino sibiricae-Laricion sibiricae [PDF]

open access: yesVegetation Classification and Survey (VCS), 2023
The name Pino sibiricae-Laricion sibiricae was introduced in 1988 by Dostálek et al. and then again in 2004 by Ermakov. Further, the latter name, despite of homonymy, has been accepted in several Russian literature sources on the basis of a ...
Oleg A. Anenkhonov
doaj   +3 more sources

Taxonomic significance of pollen morphology of Pterocephalus plumosus (Caprifoliaceae) [PDF]

open access: yesBotanica Serbica, 2022
Comparative palynological studies of Dipsacaceae s.str. show considerable diversity in the pollen grain morphology of its representatives. The aim of this research was to provide more detailed palynomorphological data on selected taxa whose pollen grains
Zoya M. Tsymbalyuk   +2 more
doaj   +1 more source

New data on pollen morphology of the genus Camphorosma (Chenopodiaceae)

open access: yesActa Palaeobotanica, 2023
Recent molecular phylogenetic studies of Camphorosmoideae (Chenopodiaceae) demonstrated that Camphorosma is monophyletic. Palynomorphological peculiarities are used in taxonomy as additional diagnostic features and pollen analysis.
Zoya M. Tsymbalyuk   +2 more
doaj   +1 more source

Micromorphological Characteristics of Fruit Surfaces of Some Usable Species of the Genus Valeriana (Valerianaceae) Among Ukrainian Flora

open access: yesActa Agrobotanica, 2021
The micromorphological features of the fruit surfaces of nine species of Ukrainian flora, namely Valeriana tuberosa L., Valeriana tripteris L., Valeriana rossica P.
Olga Tsarenko   +4 more
doaj   +1 more source

Morphological Features of Fruits and Seeds of Some Species of the Genus Crataegus L. of the Flora of Ukraine

open access: yesActa Agrobotanica, 2021
The genus Crataegus L. is one of the largest species in the family Rosaceae Juss. The fruits are used as medicinal raw materials (Crataegus fructus), as they contain a set of biologically active compounds.
Tetiana Dvirna   +3 more
doaj   +1 more source

Feature-dependent group structures and hierarchical songbird-habitat relationships in a managed forest landscape

open access: yesEcological Indicators, 2022
We examined the importance of local habitat features on forest songbird distributions using a feature-dependent group framework that organizes species in relation to variable importance of species-habitat relationships.
Bryce T. Adams, Stephen N. Matthews
doaj   +1 more source

Two new records of the fern genus Lindsaea Dryand. ex Sm. (Lindsaeaceae) from Panama  [PDF]

open access: yesCheck List, 2023
We present the first records of Lindsaea leprieurii Hook. and Lindsaea angustipinna A.Rojas & Tejero from Panama. Images, taxonomic comments, conservation assessments, and geographic notes are provided.
Alexander Rojas-Alvarado   +2 more
doaj   +3 more sources

Recent progress in plant taxonomy and floristic studies in Greece [PDF]

open access: yesBotanica Serbica, 2017
A survey of developments in plant taxonomy, floristics, and phytogeography in Greece during 2005 to 2016 is presented. Species diversity in different areas and on different scales is summarised in five maps.
Strid Arne, Tan Kit
doaj   +1 more source

A Proposed Revision of Diversity Measures

open access: yesDiversity, 2013
The current measures of diversity for vegetation, namely alpha, beta, and gamma diversity are not logically consistent, which reduces their effectiveness as a framework for comparative vegetation analysis.
Vic Semeniuk, Ian David Cresswell
doaj   +1 more source

Expanding tropical forest monitoring into Dry Forests: The DRYFLOR protocol for permanent plots

open access: yesPlants, People, Planet, 2021
Societal Impact Statement Understanding of tropical forests has been revolutionized by monitoring in permanent plots. Data from global plot networks have transformed our knowledge of forests’ diversity, function, contribution to global biogeochemical ...
Peter W. Moonlight   +54 more
doaj   +1 more source

Home - About - Disclaimer - Privacy