Results 21 to 30 of about 11,821 (298)

The global loss of floristic uniqueness

open access: yesNature Communications, 2021
Humans have altered plant biogeography by introducing species from one region to another, but an analysis of how naturalized plant species affect the uniqueness of regional floras around the world was missing.
Qiang Yang   +27 more
doaj   +1 more source

Plantas ornamentais no Jardim Botânico FLORAS

open access: yes, 2020
Um jardim botânico é um espaço que proporciona a conservação ex situ da biodiversidade, mantendo plantas vivas. O Jardim Botânico FLORAS (JBFLORAS) ocupa o campus Sosígenes Costa (CSC) da Universidade Federal do Sul da Bahia (UFSB) e possui um ...
Tainá Jardim Antunes   +3 more
core   +1 more source

The Mastogloia stage in the Baltic Sea history: diatom evidence from southern Finland [PDF]

open access: yesBulletin of the Geological Society of Finland, 1984
Studies of ancient Baltic sediments obtained from isostatically uplifted lake basins near Helsinki, on the south coast of Finland, have yielded diatom sequences across the transition from Ancylus Lake to Litorina Sea strata.
H. Hyvärinen
doaj   +1 more source

Plant remains from the Polish Triassic. Present knowledge and future prospects

open access: yesActa Palaeobotanica, 2014
The Triassic plant macrofossils of Poland are very poorly known. There are few Triassic rock exposures here, they contain very few plant specimens, there is little scientific interest in the subject, and the rare plant remains found in drill cores are of
Pacyna Grzegorz
doaj   +1 more source

The composition, geography, biology and assembly of the coastal flora of the Cape Floristic Region [PDF]

open access: yesPeerJ, 2021
The Cape Floristic Region (CFR) is globally recognized as a hotspot of plant diversity and endemism. Much of this diversity stems from radiations associated with infertile acid sands derived from sandstones of the geologically ancient Cape Fold Belt ...
B. Adriaan Grobler, Richard M. Cowling
doaj   +2 more sources

European Jurassic floras : statistics and palaeoenvironmental proxies [PDF]

open access: yes, 2014
The Jurassic floras of Europe show considerable diversity. To examine the extent of this diversity and its possible causes we used multivariate statistical methods (cluster analysis, PCA, NMDS) to compare all significant Jurassic floras in Europe.
Barbacka, Maria   +8 more
core   +4 more sources

African Mountain Thistles: Three New Genera in the Carduus-Cirsium Group

open access: yesPlants, 2023
The floras on the highest mountains in tropical eastern Africa are among the most unique floras in the world. Despite the exceptionally high concentration of endemic species, these floras remain understudied from an evolutionary point of view.
Lucía D. Moreyra   +19 more
doaj   +1 more source

Mapping Asia Plants: Current status of floristic information for Central Asian flora

open access: yesGlobal Ecology and Conservation, 2020
Central Asia, which is composed of five countries – Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan and Uzbekistan, is an important global biodiversity hotspot, but a botanically poorly-known part of Asia.
Wenjun Li   +6 more
doaj   +1 more source

Liverworts of Magadan: Life on the Edge of Beringia

open access: yesPlants, 2023
Magadan Province, located on the southwestern edge of Greater Beringia, combines various floristic elements in its flora, including Beringian and circum-boreal species.
Vadim A. Bakalin   +3 more
doaj   +1 more source

Three new records of Remijia (Cinchoneae, Rubiaceae) for the Brazilian Amazon and a new altitudinal record for Venezuela

open access: yesRodriguésia
We present three new records of Remijia (Rubiaceae) for Brazil. Remijia globosa and R. reducta were known only from Venezuela and R. hispida from Venezuela and Colombia.
Alessandra Marques de Paiva   +3 more
doaj   +1 more source

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