Results 31 to 40 of about 1,105 (168)

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

PTERIDOPHYTA: CHEILANTHES PERRIERI J.P ROUX, NOM. NOV. (PTERIDACEAE), CORRECTING A NOMENCLATURAL ERROR

open access: yesBothalia: African Biodiversity & Conservation, 2010
CHEILANTHES PERRIERI J.P ROUX, NOM. NOV.
J. P. Roux
doaj   +1 more source

Taxonomy and phylogeny of the intercontinental disjunctive ferns: series Reniformia Adiantum

open access: yesNordic Journal of Botany, Volume 2026, Issue 9, September 2026.
There are disputed opinions about the three taxa of series Reniformia, namely A. nelumboides X.C.Zhang (A. reniforme var. sinense Y.X.Lin), A. reniforme var. reniforme, and A. reniforme var. asarifolium (Willd.) R. Sim, owing to their similar morphology but intercontinental disjunctive distribution and close lineage with the series Venusta (only ...
Ai‐Hua Wang   +9 more
wiley   +1 more source

Phytochemical and Therapeutic Insights into the Family Pteridaceae: A Review

open access: yesJournal of Pharmaceutical Research
Pteridophytes, the non-seeded vascular cryptogams, dominated terrestrial vegetation about 350 million years ago and represent the second-largest component of the world flora, with over 250 genera and nearly 12,000 species.
D Sowmiya
doaj   +1 more source

Transfer of Potentially Toxic Metal(loid)s From Ultramafic Soils in a Tri‐Trophic Food Chain Experiment

open access: yesEcological Research, Volume 41, Issue 5, September 2026.
Potentially toxic metal(loid)s (PTMs) bioaccumulated across a plant‐herbivore‐predator food chain. Irrespective of soil concentrations, female crickets actively selected PTM‐enriched leaves, while predatory mantids showed no developmental impairment. Trophic transfer of PTMs was rather influenced more by a function of intrinsic species traits than by ...
João Marcelo‐Silva   +3 more
wiley   +1 more source

Pteridófitas de um remanescente de Floresta Atlântica em São Vicente Férrer, Pernambuco, Brasil: Pteridaceae Pteridophytes of a remainder of Atlantic Forest in São Vicente Férrer, Pernambuco, Brazil: Pteridaceae

open access: yesActa Botânica Brasílica, 2002
Foi realizado um levantamento florístico da pteridoflora da Mata do Estado, localizada no município de São Vicente Férrer, Zona da Mata Norte do Estado de Pernambuco. O estudo foi desenvolvido nesta área, devido a sua grande extensão, ca. 600ha, e também
Marcio Roberto Pietrobom   +1 more
doaj   +1 more source

Study oncharacteristics of Leaf epidermis of 10 species of Ferns

open access: yes上海师范大学学报. 自然科学版, 2016
The leaf epidermal structures of 10 species of ferns (5 genera;3 families) were investigated under light microscope (LM).The results indicated that:(1) Epidermis cells of ferns are mostly irregular,with deep smuate anticlinal walls;(2) The stomatal ...
YANG Li   +4 more
doaj   +1 more source

Botanical inventory of the early book herbaria of Leonhard Rauwolf from southern France and northern Italy (1560–1563)

open access: yesTAXON, Volume 75, Issue 4, August 2026.
Abstract Sixteenth‐century herbaria are the oldest plant collections that survive today and, as such, they provide valuable insights in past floras and historical botanical interactions. One of the most fascinating still extant 16th‐century herbaria is the four‐volume collection of the German physician, botanist and traveler Leonhard Rauwolf (1535 ...
Anastasia Stefanaki   +5 more
wiley   +1 more source

Pteridaceae (Polypodiopsida) do Campo Experimental da Embrapa Amazônia Oriental, município de Moju, estado do Pará, Brasil Pteridaceae (Polypodiopsida) of the Embrapa Amazônia Oriental Experimental Farm, Moju municipality, Pará state, Brazil

open access: yesActa Botânica Brasílica, 2010
Neste trabalho apresenta-se o tratamento taxonômico da família Pteridaceae como parte do projeto "Licófitas e monilófitas dos ecossistemas paraenses", que vem sendo realizado com o objetivo de identificar e catalogar as espécies da flora estadual.
Sebastião Maciel   +1 more
doaj   +1 more source

On the pteridophytes of Bherjan-Borajan-Padumoni Wildlife Sanctuary, Assam, India

open access: yesJournal of Threatened Taxa, 2021
A preliminary survey on the pteridophytic flora of Bherjan-Borajan-Padumoni Wildlife Sanctuary of Assam, India revealed a total of 33 species belonging to 23 genera and 15 families.
Pranjal Borah, Jayanta Barukial
doaj   +1 more source

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