Results 11 to 20 of about 64 (44)

The first register of the weed fern Pteris cretica var. laeta (Pteridaceae) in central Argentina

open access: yesLilloa, 2020
Pteris cretica L. var. laeta is recorded for the first time in the Comechingones biogeographic province in central Argentina. This is the first record of P. cretica in central Argentina, and P. cretica var. laeta for the country. Until now Pteris cretica
Marcelo Daniel Arana   +3 more
doaj   +1 more source

Pteris tremula (Polypodiopsida: Pteridaceae): A Naturalized Species in Argentina [PDF]

open access: yes, 2020
Pteris tremula (Polypodiopsida: Pteridaceae): A Naturalized Species in Argentina.—The cosmopolitan fern genus Pteris L. (subfamily Pteridoideae, Pteridaceae; PPG I, Journal of Systematics and Evolution 54:563–603.
Arana, Marcelo Daniel   +4 more
core   +1 more source

Data on spore morphology of Cerosora microphylla (Anogramma microphylla) (Pteridaceae)

open access: yesBiosystems Diversity, 2017
We used the method of scanning electron microscopy (SEM) to study the representatives of the genus Anogramma from South-West Asia and the Himalayas. To confirm the presence of Cerosora microphylla (Hook.) R.M.
A. V. Vaganov   +4 more
doaj   +1 more source

Spore morphology of Taenitis, Syngramma and Austrogramme species (Pteridoideae, Pteridaceae) from South-Eastern Asia

open access: yesTurczaninowia, 2018
A comparative study of spores of seven pecies: Taenitis blechnoides (Willd.) Sw., T. hookeri (C. Chr.) Holttum, T. pinnata (J. Sm.) Holttum, Syngramma alismifolia (Presl) J. Sm., S. lobbiana (Hook.) J. Sm., S.
A.V. Vaganov   +4 more
doaj  

Морфология спор Pityrogramma calomelanos (L.) Link (Pteridaceae)

open access: yesTurczaninowia, 2017
Методом сканирующей электронной микроскопии (СЭМ) проведено сравнительное исследование ультраструктуры поверхности спор шести образцов Pityrogrammacalomelanos (L.) Link (Pteridoideae, Pteridaceae), собранных в разных участках ареала: в Южном Китае (о-в ...
A. V. Vaganov   +5 more
doaj  

凤尾蕨属的分子系统学研究 [PDF]

open access: yes, 2013
凤尾蕨属(Pteris)为凤尾蕨科(Pteridaceae)凤尾蕨亚科(subfam. Pteridoideae)成员,该属为林奈于1753年正式建立,全世界约有200-250种,主要分布于热带和亚热带地区,除了南极洲外,其余四大洲均有凤尾蕨属植物分布。围绕凤尾蕨属已开展了细胞学和形态学等方面的研究,但分子系统学的研究还很欠缺,属下的分子系统关系还不明确,许多种类的系统位置并不清楚。本论文主要的研究目的包括:界定凤尾蕨属属的范围;确定该属属下主要的进化单元及种间的系统发育关系 ...
张良
core  

Plastome phylogenomic analysis reveals evolutionary divergences of Polypodiales suborder Dennstaedtiineae. [PDF]

open access: yesBMC Plant Biol, 2022
Lu JM   +8 more
europepmc   +1 more source

Home - About - Disclaimer - Privacy