Results 61 to 70 of about 1,916 (198)

The role of indole‐3‐acetic acid and characterization of PIN transporters in complex streptophyte alga Chara braunii

open access: yesNew Phytologist, Volume 246, Issue 3, Page 1066-1083, May 2025.
Summary Auxin, indole‐3‐acetic acid (IAA), is a key phytohormone with diverse morphogenic roles in land plants, but its function and transport mechanisms in algae remain poorly understood. We therefore aimed to explore the role of IAA in a complex, streptophyte algae Chara braunii. Here, we described novel responses of C.
Katarina Kurtović   +13 more
wiley   +1 more source

La Chara canescens des eaux saumâtres et la Chara filiformis dans le lac de Borken : deux découvertes remarquables en Hesse [PDF]

open access: yes, 2010
Die Brackwasser-Armleuchteralge (Chara canescens) und die Faden-Armleuchteralge (Chara filiformis) wurden im Juni 2009 erstmals in Hessen im Borkener See, einem Restgewässer des Braunkohleabbaus in Nordhessen, nachgewiesen.
Korte, Egbert   +3 more
core  

Nieuwe waarnemingen van Tolypella (Charophyceae) in België

open access: yes, 2019
Three Tolypella species (T. glomerata, T. intricata and T. prolifera) have been recorded in Belgium, all of them only sparingly and with most observations dating from the 19th C. We document new records of T. glomerata and T. intricata from stagnant fresh water in the Flemish region and discuss the general ecology and distribution of these rare species,
Denys, Luc   +6 more
openaire   +2 more sources

Calcium carbonate and phosphorus interactions in inland waters

open access: yesLimnology and Oceanography Letters, Volume 10, Issue 2, Page 158-178, April 2025.
Abstract Phosphorus, an element essential to all life, is impacted by calcium carbonate (CaCO3) co‐precipitation and dissolution dynamics across aquatic ecosystems. Changes to climate, hydrology, and eutrophication, coupled with differences in terminology related to naming CaCO3‐producing ecosystems (i.e., chalk, carbonate, karst, travertine), point to
Jessica R. Corman
wiley   +1 more source

Some Charales (Chlorophyta, Charophyceae) from the Faroes

open access: yesCryptogamie. Algologie, 1996
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

Alternating Drying and Flowing Phases Control Stream Metabolism Through Short‐ and Long‐Term Effects: Insights From a River Network

open access: yesJournal of Geophysical Research: Biogeosciences, Volume 130, Issue 3, March 2025.
Abstract Stream metabolism is a key biogeochemical process in river networks, synthesizing the balance between gross primary production (GPP) and ecosystem respiration (ER). Globally, more rivers and streams are drying due to climate change and water abstraction for human uses and this can alter the organic carbon residence time leading to decoupled ER
Naiara López‐Rojo   +11 more
wiley   +1 more source

Chara squamosa (Characeae, Charophyceae) in Serbia - insights from the taxonomic revision of the BEOU charophyte collection and recent field records [PDF]

open access: yesBotanica Serbica
Chara gymnophylla is one of the first charophyte species reported for Serbia during the late 19th and the early 20th centuries, and at that time it was the second in terms of the frequency of its occurrence in the country.
Ivana Trbojević   +4 more
doaj   +1 more source

Ultrastructural observations on five pioneer soil algae from ice denuded areas (King George Island, West Antarctica) [PDF]

open access: yes, 2001
Morphological observations were made using transmission electron microscopy on five species of green soil algae, including Chlorosarcinopsis cf. gelatinosa Chantanachat & Bold, Muriella decolor visher, Tetracystis aeria Brown & Bold, Tetracystis pampae ...
Massalski,Andrzej   +2 more
core   +1 more source

New Strains of the Deep Branching Streptophyte Streptofilum: Phylogenetic Position, Cell Biological and Ecophysiological Traits, and Description of Streptofilum arcticum sp. nov

open access: yesEnvironmental Microbiology, Volume 27, Issue 1, January 2025.
The deep branching streptophyte algae Streptofilum is characterised by a unique cell coverage. Here, we present new strains of the genus and characterised those strains comprehensively. We found that the unique coverage is a common feature in this genus and described a new species within the genus based on morphological and molecular differences ...
Karin Glaser   +4 more
wiley   +1 more source

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