Results 21 to 30 of about 1,233,165 (211)

Paphiopedilum motuoense (Orchidaceae, Cypripedioideae), a new species from Motuo, Xizang, China [PDF]

open access: yesPhytoKeys
Paphiopedilum motuoense, a newly discovered orchid from Motuo County, Xizang, China, is described and illustrated. Paphiopedilum motuoense can be distinguished from the related Paphiopedilum species P. qingyongii and P.
Feng-Xia Tang   +8 more
doaj   +3 more sources

RAD-seq revealed the endangered mechanism of Hydrocera triflora (Balsaminaceae)

open access: yesGuangxi Zhiwu, 2023
The genetic diversity of species is a key factor in their adaptability and survival capability. Habitat fragmentation is recognized as one of the key factors causing biodiversity loss, and it has significant impacts on the genetic diversity of plant ...
Xinyi WU   +5 more
doaj   +1 more source

Prediction of distribution patterns and dominant climatic factors of Cymbidium in China using MaxEnt model

open access: yesGuangxi Zhiwu, 2023
Except for Cymbidium lancifolium, all the other species of Cymbidium have been listed as the national key protected wild plants. In order to explore its future distribution patterns under the future climatic, we gathered the distribution information of ...
Fang ZHENG   +5 more
doaj   +1 more source

Conserving Native Orchids

open access: yesCastlemaine Naturalist, 2022
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

Terrestrial orchid conservation in the age of extinction [PDF]

open access: yesAnnals of Botany, 2009
Conservation through reserves alone is now considered unlikely to achieve protection of plant species necessary to mitigate direct losses of habitat and the pervasive impact of global climate change. Assisted translocation/migration represent new challenges in the face of climate change; species, particularly orchids, will need artificial assistance to
Swarts, N., Dixon, Kingsley
openaire   +3 more sources

Lack of S-RNase-Based Gametophytic Self-Incompatibility in Orchids Suggests That This System Evolved after the Monocot-Eudicot Split

open access: yesFrontiers in Plant Science, 2017
Self-incompatibility (SI) is found in approximately 40% of flowering plant species and at least 100 families. Although orchids belong to the largest angiosperm family, only 10% of orchid species present SI and have gametophytic SI (GSI).
Shan-Ce Niu   +14 more
doaj   +1 more source

The complete chloroplast genome of an endangered species Cymbidium mastersii (Orchidaceae)

open access: yesMitochondrial DNA. Part B. Resources, 2019
Cymbidium mastersii Griff. & Lindl. is an endangered orchid. In this study, we report the complete chloroplast (cp) genome sequence and the cp genome features of C. mastersii. The cp genome sequence of C. mastersii was 155,362 bp in length.
Fang Zheng   +5 more
doaj   +1 more source

Genome-wide identification and characterization of active ingredients related β-Glucosidases in Dendrobium catenatum

open access: yesBMC Genomics, 2022
Background Dendrobium catenatum/D. officinale (here after D. catenatum), a well-known economically important traditional medicinal herb, produces a variety of bioactive metabolites including polysaccharides, alkaloids, and flavonoids with excellent ...
Zhicai Wang   +5 more
doaj   +1 more source

Victorian orchid conservation

open access: yesAustralasian Plant Conservation: journal of the Australian Network for Plant Conservation, 2013
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
Noushka Reiter   +11 more
openaire   +2 more sources

Structure and Function of a Multi‐Megadalton Virus‐Like Proteolytic Dodecahedron

open access: yesAngewandte Chemie, EarlyView.
Zuzalysin, a virulence metallopeptidase of the periodontal pathogen Porphyromonas gingivalis, is secreted as a latent, flexible ≈95‐kDa monomer. Calcium triggers cysteine‐switch activation and hierarchical assembly into pentamers, bipentamers, tripentamers, and a ≈5.6‐MDa, ≈355‐Å dodecahedron. Structures at 1.8–3.6 Å reveal a virus‐sized catalytic cage
Mariusz Madej   +20 more
wiley   +2 more sources

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