Results 91 to 100 of about 2,735 (202)

Is There a Key Primer for Amplification of Core Land Plant DNA Barcode Regions (rbcL and matK)?

open access: yesEcology and Evolution, Volume 15, Issue 2, February 2025.
We use in silico PCR to select and measure the amplification capability of primer. We tested 366 and 489 published primers for the rbcL and matK regions, respectively, using sequences from 8463 different land plant species. Our results indicate a set of primers that effectively cover all land plant sequences, particularly for the rbcL region.
Leonardo C. J. Corvalán   +6 more
wiley   +1 more source

Uncovering the Potential of Carbon Stocks and Nutrients in Livestock Systems in Zamora Chinchipe

open access: yesApplied and Environmental Soil Science, Volume 2025, Issue 1, 2025.
Zamora Chinchipe’s soil supports the biodiversity of its forests, but small farmers also use it for agricultural activities. Unsustainable management of these areas contributes to expanding the agricultural frontier, which generates pressure on ecosystems.
L. Jiménez   +8 more
wiley   +1 more source

A Revision of the Fern Genus Phanerophlebia (Dryopteridaceae)

open access: yesAnnals of the Missouri Botanical Garden, 1996
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +3 more sources

Polystichum tiankengicola (Dryopteridaceae), a New Species from a Karst Sinkhole from Guizhou, China [PDF]

open access: yes, 2012
A new pteridophyte species, Polystichum tiankengicola Li Bing Zhang, Q. Luo & P. S. Wang (Dryopteridaceae), is described and illustrated from a high-elevational karst sinkhole from Guizhou Province in China.
Luo, Qiang   +2 more
core  

Anatomía de seis especies de helechos del género Dryopteris (Dryopteridaceae) de México

open access: yesRevista de Biología Tropical, 2006
Se estudió la anatomía del rizoma y hoja de especies mexicanas de Dryopteris Adans. y se comparó con la información disponible para Dryopteridaceae y otras familias de helechos en busca de caracteres anatómicos con valor diagnóstico.
Victoria Hernández   +2 more
doaj  

A new native and critically endangered fern for Mauritius: Elaphoglossum coursii Tardieu (Dryopteridaceae) [PDF]

open access: yes, 2012
Pynee, Kersley, Grangaud, Edmond, Rouhan, Germinal (2012): A new native and critically endangered fern for Mauritius: Elaphoglossum coursii Tardieu (Dryopteridaceae).
Rouhan, Germinal   +2 more
core   +1 more source

ATLAS DE LAS ESPORAS DE PTERIDÓFITOS DE CHIPAQUE (CUNDINAMARCA, COLOMBIA)

open access: yesCaldasia, 2006
Se describen las esporas de 53 especies de pteridófitas (helechos y plantas afines)agrupadas en 25 géneros y 17 familias, presentes en la vereda Marilandia, municipiode Chipaque, Cundinamarca.
CONTRERAS-DUARTE ANDRÉS RICARDO   +2 more
doaj  

The genus Polystichum (Dryopteridaceae) in Africa

open access: yes, 2000
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +1 more source

Molecular circumscription and major evolutionary lineages of the fern genus Dryopteris (Dryopteridaceae) [PDF]

open access: yes, 2012
Background: The fern genus Dryopteris (Dryopteridaceae) is among the most common and species rich fern genera in temperate forests in the northern hemisphere containing 225-300 species worldwide.
Sessa, Emily B.   +6 more
core  

Taxonomic and nomenclatural notes on the fern genus Polystichum (Dryopteridaceae) in China [PDF]

open access: yes, 2012
Zhang, Li-Bing (2012): Taxonomic and nomenclatural notes on the fern genus Polystichum (Dryopteridaceae) in China. Phytotaxa 60 (1): 57-60, DOI: 10.11646/phytotaxa.60.1.8, URL: http://biotaxa.org/Phytotaxa/article/view/phytotaxa.60.1.
Zhang, Li-Bing
core   +1 more source

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