Results 201 to 210 of about 7,115 (254)

Phytochemical and Therapeutic Insights into the Family Pteridaceae: A Review

Journal 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
semanticscholar   +1 more source

Taxonomy and spore morphology of selected taxa of Cheilanthoideae and Pteridoideae (Pteridaceae) from Pakistan

Microscopy Research and Technique, 2021
Taxonomy and spore morphology of 12 taxa of Cheilanthoideae and Pteridoideae (Pteridaceae, Polypodiales) from Pakistan is illustrated with scanning electron microscopy images based upon the specimens collected from various localities.
Muhammad Irfan, Gul Jan, Waheed Murad
exaly   +2 more sources

Systems of subfamilies Cryptogrammoideae, Onychioideae, and Taenitidoideae of the family Pteridaceae

Turczaninowia
A revision of phylogenetic relationships of Cryptogramma, Coniogramme, Llavea, Onychium, Actiniopteris, Syngramma, Austrogramme, and Taenitis in the family Pteridaceae was conducted.
A. V. Vaganov, V. Dorofeyev, A. Shmakov
semanticscholar   +1 more source

Potential Desiccation Tolerance Shown in Cheilanthes ecuadorensis (Pteridaceae)

American Fern Journal, 2022
Potential Desiccation Tolerance Shown in Cheilanthes ecuadorensis (Pteridaceae).—Having enough water for survival is one of the restrictions with which organisms must cope.
Karla Sosa
semanticscholar   +1 more source

Ynesmexia: A novel genus uniting morphologically disparate cheilanthoid ferns (Pteridaceae)

Taxon
Here we focus on the “skinneri clade” of cheilanthoid ferns (Pteridaceae), revising its taxonomy based on a new set of molecular, cytogenetic, and morphological analyses.
Blake D. Fauskee, M. Windham, K. Pryer
semanticscholar   +1 more source

Pteris ×pseudosefuricola (Pteridaceae) a new alien fern for the Iberian Peninsula

Acta Botanica Malacitana
Pteris ×pseudosefuricola (Pteridaceae) is here reported as a new alien species to the flora of the Iberian Peninsula. An established population, previously included in databases as Pteris cretica was found north of Sabadell (Barcelona province ...
Llorenç Sáez Goñalons, Pere Aymerich
semanticscholar   +1 more source

Pteris Faba and Pteris rubella, two new species in section Hypsopodium (Pteridaceae)

New Zealand Journal of Botany, 2022
Pteris sect. Hypsopodium (Pteridaceae) was reported to contain about nine species. Here we describe two new species based on morphological and molecular evidence, namely Pteris faba Y.S.Chao sp. nov.
Y. Chao, Cheng-Wei Chen, W. Chiou, F. Coritico, Yi-Han Chang, TSUNG-YU Aleck Yang   +5 more
semanticscholar   +1 more source

Patterns of Niche Shift in Allopolyploid Adiantum viridimontanum (Pteridaceae) Across Habitat and Range Scales

Rhodora
This contribution is a study of the ecology of hybridization within the North American members of the Adiantum pedatum complex, a clade of maidenhair ferns; in the northeast part of its range, the clade comprises the diploids A. pedatum and A.
M. W. Southgate, D. Barrington, Catherine A. Paris   +2 more
semanticscholar   +1 more source

Insights into the evolutionary history and taxonomic status of Sinopteris (Pteridaceae).

Molecular Phylogenetics and Evolution, 2022
As an endemic Chinese genus, Sinopteris C. Chr. & Ching was once considered an early diverged taxon of cheilanthoid ferns, and its taxonomic status has long been controversial.
L. Wang, Wenli Yang, Xian-chun Zhang, Danke Zhang, Gangmin Zhang   +4 more
semanticscholar   +1 more source

Pteris trifoliolata (Pteridaceae), a new brake fern species from karst area in Guangxi, China

Phytotaxa, 2022
Pteris trifoliolata H.J. Wei, a new species of Pteridaceae from karst area in Guangxi, China, is described and illustrated. The new species resembles P. nanlingensis R.H.
Hong‐Jin Wei, YONG-YAN Liang
semanticscholar   +1 more source