Results 31 to 40 of about 2,735 (202)

Polystichum clarinervium (subg. Haplopolystichum; Dryopteridaceae), a new fern from Emei shan, China [PDF]

open access: yes, 2016
A new fern species, Polystichum clarinervium, a member of P. subg. Haplopolystichum (Dryopteridaceae), is described and illustrated from Emei shan, Sichuan Province, Southwest China. The new species is similar to P.
Patel, NR   +4 more
core   +1 more source

Ferns of Viçosa, Minas Gerais, Brazil: Didymochlaenaceae and Dryopteridaceae [PDF]

open access: yes, 2022
We present a taxonomic treatment for the species of Didymochlaenaceae and Dryopteridaceae occurring in the region of Viçosa, Minas Gerais, Brazil.
Pedro B. Schwartsburd (4695184)   +1 more
core   +1 more source

New Combinations in Megalastrum (Dryopteridaceae)

open access: yesAmerican Fern Journal, 1987
One of Carl Christensen's many important contributions to fern taxonomy was demonstrating that Dryopteris, as defined around the turn of the century, was a vast, unrelated assemblage of ferns (Christensen, 1913, 1920). He indicated this diversity by dividing Dryopteris into 11 subgenera, using characters such as pinnule arrangement, hair type, and ...
Smith, Alan R., Moran, Robbin Craig
openaire   +2 more sources

Unraveling reticulate evolution in North American Dryopteris (Dryopteridaceae) [PDF]

open access: yesBMC Evolutionary Biology, 2012
The thirteen species of Dryopteris in North America have long been suspected of having undergone a complicated history of reticulate evolution via allopolyploid hybridization. Various explanations for the origins of the allopolyploid taxa have been suggested, and though most lines of evidence have supported the so-called "semicristata" hypothesis ...
Sessa, Emily B.   +2 more
openaire   +4 more sources

Polystichum hainanicola (Dryopteridaceae), a new fern species from Hainan Island, China [PDF]

open access: yes, 2013
A new fern species, Polystichum hainanicola belonging to section Haplopolystichum (Dryopteridaceae), is described and illustrated from Hainan, the southernmost province of China. Polystichum hainanicola is most similar to P.
Zhang, Liang   +3 more
core   +3 more sources

Polystichum quangbinhense sp nov (subg. Haplopolystichum; Dryopteridaceae), the southernmost cave species of Polystichum from central Vietnam [PDF]

open access: yes, 2016
A new fern species, Polystichum quangbinhense, a member of P. subg. Haplopolystichum (Dryopteridaceae), is described and illustrated from Quang Binh Province in central Vietnam.
Lu, NT   +5 more
core   +1 more source

Polystichum luteoviride (subg. Haplopolystichum; Dryopteridaceae), a new, highly endangered cave species from Guizhou, China [PDF]

open access: yes, 2017
One new fern species, Polystichum luteoviride, a member of P. subg. Haplopolystichum (Dryopteridaceae), is described and illustrated from Guizhou Province in Southwest China. Polystichum luteoviride is similar to P. deflexum Ching ex W. M. Chu (1992: 47)
Lu, NT   +4 more
core   +1 more source

Three new species of Polystichum (Dryopteridaceae) from China

open access: yesTurczaninowia, 2022
Three new species of Polystichum (Dryopteridaceae), P. paramartini R. H. Jiang et X. C. Zhang, P. sublanceolatum R. H. Jiang et X. C. Zhang, and P. venosum R. H. Jiang et X. C. Zhang, are described and illustrated.
Ж.-Х. Цзян   +1 more
doaj   +1 more source

Sobre la presencia de Megalastrum substrigosum (Dryopteridaceae) en Argentina

open access: yesBoletín de la Sociedad Argentina de Botánica, 2016
En este trabajo se cita por primera vez a Megalastrum substrigosum para Argentina, en el departamento de San Pedro, provincia de Misiones. Se presenta una descripción general de la especie, el mapa de su distribución en el país e ilustraciones sobre los ...
Gonzalo Marquez   +2 more
doaj   +1 more source

Identification and characterization of BAHD hydroxycinnamoyltransferases in the fern Neoblechnum brasiliense

open access: yesThe Plant Journal, Volume 126, Issue 1, April 2026.
Significance Statement Nine BAHD acyltransferases have been identified and characterized in the fern Neoblechnum brasiliense transferring hydroxycinnamoyl units onto various alcohol and amine acceptor substrates. Kinetic characterization showed that shikimic and quinic acids for ester formation as well as 3‐hydroxyanthranilic acid and tryptamine for ...
Maximilian Ufland, Maike Petersen
wiley   +1 more source

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