Results 81 to 90 of about 42,145 (293)

Sedum zhenghaianum (Crassulaceae), a new species from Zhejiang and Jiangxi, East China

open access: yesNordic Journal of Botany, EarlyView.
In this paper, Sedum zhenghaianum sp. nov. is described as a new species based on morphological and molecular analyses, and its taxonomic relationships are discussed. Morphological analysis indicates that S. zhenghaianum should be classified in the genus Sedum sect. Sedum and is distinct from the related species S. tosaense in morphology, e.g.
Shi‐Qi She   +6 more
wiley   +1 more source

Belgian Antarctic Expeditions: bibliography [PDF]

open access: yes, 1984
This bibliography is based upon earlier working documents by T. Van Autenboer and P. Doyen. It was completed with data contained in an internal report on marine biology by C. de Broyer (1982).
De Broyer, C.   +2 more
core  

Taxonomic insights into Indian Rotala (Lythraceae) species with verticillate phyllotaxy

open access: yesNordic Journal of Botany, EarlyView.
In an effort to resolve taxonomic complexities among Indian Rotala species with verticillate phyllotaxy, this study provides an identification key, revised nomenclature, updated morphological descriptions including SEM studies of seed coat surfaces, detailed photoplates, and notes on phenology, ecology, and distribution.
Arikrishnan Parthiban   +2 more
wiley   +1 more source

Première campagne de la Mission archéologique franco-saʿūdienne dans la région de Najrān. Rapport préliminaire [PDF]

open access: yes, 2007
Preliminary report of the 1st campaign of the French-Saudi Archaeological Mission in the province of Najrān : survey of the rock-art site of an-Jamal.Rapport préliminaire de la première campagne de la Mission archéologique franco-saʿūdienne dans la ...
Arbach, Mounir   +3 more
core   +2 more sources

Taxonomy and diversity of Marcgraviaceae, north of the São Francisco river, northeast Brazil

open access: yesNordic Journal of Botany, EarlyView.
This study provides a comprehensive assessment of Marcgraviaceae species diversity north of the São Francisco river in northeastern Brazil, analyzing species richness and distribution patterns across 384 000 km² of phytogeographic domains. Through field collections, herbarium studies (both physical and digital), and detailed morphological analyses, we ...
Thales Carvalho   +4 more
wiley   +1 more source

Arisaema siahaense sp. nov. (Araceae) from India

open access: yesNordic Journal of Botany, EarlyView.
A new species of Arisaema Mart. (Araceae) belonging to sect. Fimbriata is described and illustrated here from the Siaha District, Mizoram, India. This new species is characterized by an evergreen, dioecious herbaceous habit, up to 1.08 m high, having a subglobose tuber, with a solitary trifoliate leaf.
Rabishankar Sengupta   +1 more
wiley   +1 more source

Rapport préliminaire sur une Expédition géologique dans la Cordillére argentino-chilienne

open access: yesRevista del Museo de La Plata
Partís avec  notre collègue M. Rodolfo Hauthal, le soir du 12 janvier 1897 de Buenos Aires, nous arrivámes par Mendoza à San Rafael le soir du 19 du méme mois.
Leo Wehrli
doaj  

The Soviet-Mongolian Comprehensive History and Culture Research Expedition: 1969, the First Two Weeks of Works (Celebrating the 50th Anniversary of the Soviet-Mongolian Academic Expeditions)

open access: yesМонголоведение, 2018
The article publishes a diary kept by the author during the Soviet-Mongolian Comprehensive History and Culture Research Expedition. The expedition began its work in 1969, and the diary examines the earliest arrangements.
N. Zukovskaya
doaj   +1 more source

Microwave‐Assisted Organic Syntheses in Deep Eutectic Solvents: A Win‐Win Association for Sustainable Chemistry

open access: yesChemistryOpen, EarlyView.
In organic synthesis, deep eutectic solvents (DES) have demonstrated their ability to be used as reaction media for the development of reactions in line with green chemistry principles. This review presents an overview of microwave‐assisted organic synthesis in DES, highlighting the diversity of uses for these solvents, their role in mechanisms, the ...
Pierre‐Olivier Delaye   +2 more
wiley   +1 more source

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