Results 41 to 50 of about 2,188 (201)

Notes on the ecology and distribution of the annual fern Anogramma leptophylla (L.) Link. (Pteridaceae) in Northern districts of Iraq

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2021
The study involved the description of the environmental characters and distribution of Anogramma  leptophylla  (Annual  Maidenhair fern)  in Erbil and Garmian districts during May- 2017 in Kurdistan of Iraq.
A. M. Ismail, B. K. Maulood
doaj   +1 more source

Pteris pseudoamoena (Pteridaceae), a new species from Guangxi, China and Vietnam [PDF]

open access: yes, 2022
Guo, Rui, Wang, Jia-Mei, Zhang, Wen, He, Dan, Yu, Jing, Yang, Dong-Mei (2022): Pteris pseudoamoena (Pteridaceae), a new species from Guangxi, China and Vietnam. Phytotaxa 550 (3): 215-223, DOI: 10.11646/phytotaxa.550.3.
Guo, Rui   +5 more
core   +1 more source

A molecular phylogeny of the fern family Pteridaceae: assessing overall relationships and the affinities of previously unsampled genera. [PDF]

open access: yes, 2020
The monophyletic Pteridaceae accounts for roughly 10% of extant fern diversity and occupies an unusually broad range of ecological niches, including terrestrial, epiphytic, xeric-adapted rupestral, and even aquatic species.
Schuettpelz, E   +4 more
core   +3 more sources

Taxonomic investigation of monilophytes from North Waziristan Tribal District KP, Pakistan

open access: yesInternational Journal of Applied and Experimental Biology
Floristic surveys and assessment of relationships between species richness and elevational gradients help in developing more efficient conserving strategies for biodiversity under climate change. North Waziristan Tribal District (NWD) has been identified
Tariq Aziz, Alia Gul, Jan Alam
doaj   +1 more source

Reticulate evolution in the Pteris fauriei group (Pteridaceae)

open access: yesScientific Reports, 2022
AbstractThePteris faurieigroup (Pteridaceae) has a wide distribution in Eastern Asia and includes 18 species with similar but varied morphology. We collected more than 300 specimens of theP. faurieigroup and determined ploidy by flow cytometry and inferred phylogenies by molecular analyses of chloroplast and nuclear DNA markers.
Yi-Shan Chao   +5 more
openaire   +3 more sources

Aspectos florísticos e econômicos das pteridófitas de um afloramento rochoso do estado do Rio de Janeiro, Brasil Floristics and economics aspects of the pteridophytes of rocky outcrop from Rio de Janeiro State, Brazil

open access: yesActa Botânica Brasílica, 2006
O presente trabalho apresenta o levantamento das pteridófitas ocorrentes na Pedra de Itacoatiara, afloramento rochoso localizado no Parque Estadual da Serra da Tiririca, no litoral do Município de Niterói, Estado do Rio de Janeiro, Brasil.
Marcelo Guerra Santos   +1 more
doaj   +1 more source

Looking backward to move forward: Enhancing metadata in scientific collections through interdisciplinary collaboration

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Early modern herbaria house important and useful data on historic environments. However, their contents are often inhospitable to scientific use. Despite this challenge, once their contents have been deciphered, such specimens present novel research opportunities.
Madeline E. White, Stephen A. Harris
wiley   +1 more source

Primer registro de Notholaena brevistipes (Pteridaceae) para Cuba / First record of Notholaena brevistipes (Pteridaceae) to Cuba [PDF]

open access: yes, 2018
Se registra por primera vez para Cuba, el helecho Notholaena brevistipes, de la familia Pteridaceae. Se hallaron individuos de esta especie en el complejo de vegetación de mogotes, en paredones al norte del Poblado Palmarito, Viñales, Pinar del Río ...
Regalado Gabancho, Ledis   +2 more
core  

Occurrence of Doryopteris lomariacea (Pteridaceae, Pteridophyta) in Argentina [PDF]

open access: yes, 2020
La presencia de Doryopteris lomariacea Kunze ex Klotzsch (Pteridaceae) se confirma por primera vez para Argentina, restringida a la provincia de Misiones.
Márquez, Gonzalo Javier   +3 more
core  

Balancing tracks and trees: Assessing railroad impact on Brazilian biodiversity

open access: yesPLANTS, PEOPLE, PLANET, Volume 8, Issue 4, Page 1345-1356, July 2026.
The Brazilian West–East Integration Railway (FIOL) aims to boost the national economy by improving commodity transport; however, it crosses three of Brazil's most biodiverse and fragile regions: the Caatinga, Cerrado and Atlantic Forest. Using digitised plant records and land‐use analyses, our study reveals significant vegetation loss within the ...
Ana Luiza Silva Rocha   +3 more
wiley   +1 more source

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