Results 31 to 40 of about 3,025 (166)

Phylogenetic analyses place the Australian monotypic Revwattsia in Dryopteris (Dryopteridaceae)

PhytoKeys, 2012
Revwattsia fragilis (Watts) D.L. Jones (Dryopteridaceae), originally described as a Polystichum Roth by the pioneer Australian botanist Reverend W.W. Watts in 1914, is a rare epiphytic fern endemic to northeastern Queensland, Australia. Known from only a
Meghan McKeown, Michael Sundue, David Barrington   +2 more
doaj   +1 more source

Anatomía vegetativa de Ctenitis melanosticta (Dryopteridaceae, Pteridophyta)

Botan‪ical Sciences, 2007
En este estudio se investigó la anatomía de la raíz, el rizoma, el pecíolo y la lámina de Ctenitis melanosticta, y se compararon los resultados con los rasgos registrados para otros géneros filogenéticamente cercanos.
Victoria Hernández-Hernández, Teresa Terrazas, Klaus Mehltreter   +2 more
doaj   +1 more source

Diplazium subquadripinnatum (Copel.) Lellinger (Athyriaceae): A New Record for the Flora of Niue Resolves an 85‐Year Mystery

New Zealand Journal of Botany, Volume 64, Issue 3, September 2026.
A fern collection made by T. G. Yuncker on 27 January 1940 from tropical rainforest forest in Niue had only been identified to its genus and lacked a species determination. Yuncker in his 1943 flora referred the collection to Athyrium Roth, whereas W. R. Sykes in his 1970 flora treated it as Diplazium Sw. Examination of the Yuncker 9916 specimen (BISH!)
Peter B. Heenan
wiley   +1 more source

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

, 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, Zhang, LB (reprint author), Missouri Bot Garden, POB 299, St Louis, MO 63166 USA., Li, CX, Zhang, LB, Zhang, LB (reprint author), Chinese Acad Sci, Chengdu Inst Biol, POB 416, Chengdu 610041, Sichuan, Peoples R China.   +4 more
core   +1 more source

Elaphoglossum (Dryopteridaceae) del noroeste argentino

Boletín de la Sociedad Argentina de Botánica, 2014
Este es un estudio morfológico comparativo, realizado con MO y MEB, sobre las esporas de E. crassipes (Hieron.) Diels, E. gayanum (Fée) T. Moore, E. lindbergii (Mett. ex Kuhn) Rosenst, E. lorentzii (Hieron.) H. Christ, E. piloselloides (C.
María del Carmen Lavalle, Mónica Rodríguez   +1 more
doaj   +1 more source

Criptógamos do Parque Estadual das Fontes do Ipiranga, São Paulo, SP, Brasil: Pteridophyta: 7. Dryopteridaceae e 11. Lomariopsidaceae

Hoehnea
Neste trabalho são apresentados os dados referentes ao levantamento florístico das famílias Dryopteridaceae e Lomariopsidaceae no Parque Estadual das Fontes do Ipiranga (PEFI).
Regina Yoshie Hirai, Jefferson Prado
doaj   +1 more source

Ocorrência e distribuição de pteridófitas na reserva florestal Walter Egler, Amazônia Central, Brasil Occurrence and distribution of the pteridophytes in the Walter Egler Forest reserve, Central Amazonian, Brazil

Acta Amazonica, 2003
Na Reserva Florestal Walter Egler, localizada a 64 km de Manaus, no município de Rio Preto da Eva, foi investigada a ocorrência de Pteridófitas ao longo de uma toposseqüência. O grupo ocorre nos três ambientes observados na área (baixio, vertente e platô)
Maria Cristina de Souza, Jean-Louis Guillaumet, Izonete de Jesus Araujo Aguiar   +2 more
doaj   +1 more source

Genomics is modifying our concepts of evolution in homosporous and heterosporous vascular plants

American Journal of Botany, Volume 113, Issue 8, August 2026.
Abstract Across the tree of life, and particularly within land plants, there is a wide diversity and disparity of genome structure. The most well‐studied are angiosperms, comprising mostly small and dynamic genomes, with a history of ancient whole genome duplications.
Sylvia P. Kinosian
wiley   +1 more source

Dryopteridaceae e Lomariopsidaceae (Polypodiopsida) do Campo Experimental da Embrapa Amazônia Oriental, Moju, Pará, Brasil

Rodriguésia
Resumo O presente trabalho apresenta as espécies das famílias Dryopteridaceae e Lomariopsidaceae que ocorrem no Campo Experimental da Embrapa Amazônia Oriental.
Sebastião Maciel, Marcio Roberto Pietrobom   +1 more
doaj   +1 more source

Desarrollo del gametofito y conservación de Ctenitis submarginalis (Dryopteridaceae) en la provincia de Buenos Aires, Argentina.

Boletín de la Sociedad Argentina de Botánica, 2017
Desarrollo del gametofito y conservación de Ctenitis submarginalis (Dryopteridaceae) en la provincia de Buenos Aires, Argentina. Se estudió la germinación de las esporas y el desarrollo del gametofito de Ctenitis submarginalis de la Reserva Natural Punta
Juan P. Ramos Giacosa, Daniel A. Gorrer, Gabriela E. Giudice, María L. Luna   +3 more
doaj   +1 more source