Results 161 to 170 of about 595,074 (273)

Soils and Ecosystems Across the Junction Hill Moraine Sequence (South Westland) With Variable Ultramafic Characteristics

open access: yesNew Zealand Journal of Geology and Geophysics, Volume 69, Issue 3, September 2026.
Geochemical constraints imposed by ultramafic lithologies strongly affect soil and ecosystem development, typically signified by elevated trace element concentrations, nutrient imbalances and reduced biological productivity. In a reconnaissance study, we assessed the variability of soil and ecosystem conditions across a moraine complex with mixed ...
Andre Eger   +3 more
wiley   +1 more source

Giant phytoplankton revealed by in situ imaging

open access: yesLimnology and Oceanography Letters, Volume 11, Issue 5, September 2026.
Abstract Deployment of an autonomous Zooglider in the western Mediterranean Sea revealed the presence of long phytoplankton chains attaining maximum lengths of 6.4–10.4 mm suspended in situ. Elongate chains included the diatoms Guinardia, Proboscia, two other diatom morphologies, and solitary filaments of the cyanobacterium Trichodesmium. Most elongate
Mark D. Ohman   +3 more
wiley   +1 more source

Floristic Distribution Patterns of Araceae Juss. in the Atlantic Forest of Rio de Janeiro

open access: yesActa Botânica Brasílica
Araceae play a crucial role in the biodiversity of the Atlantic Forest, enhancing its ecological complexity and ecosystem function. However, distribution knowledge within this Phytogeographic Domain remains limited.
Daniel Luiz da Silva Dutra Junior   +5 more
doaj  

Seagrass species diversity in Tanzania based on morphological and molecular data

open access: yesNordic Journal of Botany, Volume 2026, Issue 9, September 2026.
Seagrass diversity along the Tanzanian coast has been documented mainly through morphology, with limited molecular reference data available for Tanzania and the wider Western Indian Ocean. This study combined morphological identification with nuclear ribosomal internal transcribed spacer (ITS) and plastid ribulose‐1,5‐bisphosphate carboxylase/oxygenase
James Leonard Lusana   +1 more
wiley   +1 more source

Begonia quadricornualata sp. nov. (Begoniaceae) from India

open access: yesNordic Journal of Botany, Volume 2026, Issue 9, September 2026.
A new species of Begonia L. (Begoniaceae) belonging to sect. Platycentrum is described from the Papum Pare District of Arunachal Pradesh, India. This new species is distinguished by its dense, long, red to brown hispid hairs on the adaxial leaf surface of female plants, caducous stipules and bracts, and solitary‐flowered female inflorescence ...
Rohan Maity   +2 more
wiley   +1 more source

Taxonomic revision of the genus Tzveleviochloa (Poaceae, Aveninae) in India

open access: yesNordic Journal of Botany, Volume 2026, Issue 9, September 2026.
The taxonomy of Tzveleviochloa in India is revised based on morphological evidence, comprehensive observations of herbarium specimens and field records, and several botanical explorations in the study area. The accepted diversity is increased from two to five species, including two recently described species. The genus is distributed in the Western and
Dileshwar Prasad   +5 more
wiley   +1 more source

FLORISTIC COMPOSITION ANALYSIS, DIVERSITY AND SIMILARITY OF ATLANTIC FOREST FRAGMENTS IN MINAS GERAIS STATE-BRAZIL

open access: yes, 2015
The objectives of this study were: to analyze, to describe and to discriminate the distribution of the floristic composition in 4 forest fragments in Zona da Mata of Minas Gerais; to estimate the sampling sufficiency, using the method of the linear plateau regression; to know the diversity and similarity of the fragments; to establish the ...
Reis, Hermógenes   +4 more
openaire   +1 more source

Hydrological Regime and Anthropogenic Pressure Shape the Population Structure of <i>Lycium dasystemum</i> in Tugai Forests of the Syr Darya Basin. [PDF]

open access: yesPlants (Basel)
Saribaeva S   +12 more
europepmc   +1 more source

Leaf micromorphology and genetic diversity analysis of Iranian Hordeum species using ISSR and SCoT markers

open access: yesNordic Journal of Botany, Volume 2026, Issue 9, September 2026.
The genus Hordeum (Poaceae), of the tribe Triticeae, comprises approximately 32 species with substantial potential for barley improvement. Hordeum vulgare is an economically important cereal widely cultivated across diverse environments, from the Arctic to desert and humid regions.
Maryam Keshavarzi   +2 more
wiley   +1 more source

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