Results 41 to 50 of about 598 (143)

Revisão taxonômica de Acianthera sect. Pleurobotryae (Orchidaceae, Pleurothallidinae)

open access: yesHoehnea
Acianthera Scheidew. envolve cerca de 200 espécies de distribuição Neotropical; na mais recente sinopse taxonômica proposta para o gênero, Chiron & van den Berg criaram dez seções, dentre elas a Acianthera sect. Pleurobotryae, objeto deste estudo.
Vinícius Trettel Rodrigues   +2 more
doaj   +1 more source

Diversification Slowdown in the Cirrhopetalum Alliance (Bulbophyllum, Orchidaceae): Insights From the Evolutionary Dynamics of Crassulacean Acid Metabolism

open access: yesFrontiers in Plant Science, 2022
Evolutionary slowdowns in diversification have been inferred in various plant and animal lineages. Investigation based on diversification models integrated with environmental factors and key characters could provide critical insights into this ...
Ai-Qun Hu   +6 more
doaj   +1 more source

The complete chloroplast genome sequence of Pholidota articulata (Orchidaceae), a rarely medicinal orchid

open access: yesMitochondrial DNA. Part B. Resources, 2020
Pholidota Lindl. ex Hook. was placed in tribe Arethuseae Lindl. (Epidendroideae, Orchidaceae), while its generic relationship has been unclear. Since the plastid genome could play a key role in plant systematics, the complete chloroplast (cp) genome of P.
Chu-Ran Li, Yan Luo, Ping Zhao, Lu Li
doaj   +1 more source

Contribution of Morphoanatomic Characters to the Taxonomy of the Genus LAELIA (Orchidaceae) in Mexico and Their Implication in Environmental Adaptation

open access: yesPlants, 2023
The Laeliinae Subtribe (Epidendroideae-Orchidaceae) is exclusively Neotropical, composed of 43 genera and 1466 species, presenting great floral and vegetative diversity.
Montserrat Castellanos-Ramírez   +3 more
doaj   +1 more source

Scaphyglottis cobanensis (Orchidaceae, Epidendroideae), A New Species from Guatemala

open access: yesPolish Botanical Journal, 2016
Abstract Scaphyglottis cobanensis Archila, Szlach. & S. Nowak (Orchidaceae, Epidendroideae) is described and compared with the morphologically close species S. bifida (Rchb. f.) C. Schweinf. and S. lindeniana (A. Rich. & Galeotti) L. O. Williams. The new species is illustrated with SEM images of the labellum and gynostemium.
Archila Morales, Fredy   +2 more
openaire   +2 more sources

New Malaxis species (Orchidaceae, Epidendroideae) from Colombia [PDF]

open access: yesPlant Systematics and Evolution, 2013
Two new species of the genus Malaxis are described and illustrated based on the Colombian material. Their taxonomic affinities are briefly discussed and the relevant floral elements of the most similar species are illustrated. The differences between genera Malaxis and Micorstylis are compared.
Dariusz Lucjan Szlachetko   +1 more
openaire   +1 more source

Storage and in vitro germination of orchids (Orchidaceae) seeds from Atlantic Forest – Brazil

open access: yesAnais da Academia Brasileira de Ciências
: The orchid seed banks of Atlantic Forest may be considered a key strategy for the conservation of species threatened with extinction by indiscriminate collection or habitat destruction.
CRISTINA R.B. Franceschi   +3 more
doaj   +1 more source

Catálogo de la familia Orchidaceae en Guinea Ecuatorial

open access: yesCollectanea Botanica, 2018
Se presenta un catálogo actualizado de las especies y táxones infraespecíficos de la familia Orchidaceae en Guinea Ecuatorial, obtenido a partir de testimonios de herbario y revisión bibliográfica.
P. Galán Cela, R. Gamarra, E. Ortúñez
doaj   +1 more source

Confirmation of the presence of Epidendrum purpureocaulis (Orchidaceae) in Brazil and expansion of its geographic distribution to the State of Pará [PDF]

open access: yesHoehnea
Epidendrum purpureocaulis is a recently described species, belonging to the group Epidendrum nocturnum, and was previously known only from French Guiana.
David Ferreira da Silva   +3 more
doaj   +1 more source

Leave it to the leaves: a molecular phylogenetic study of Malaxideae (Epidendroideae, Orchidaceae) [PDF]

open access: yesAmerican Journal of Botany, 2005
Nuclear ITS and plastid matK sequences were collected for 71 taxa of Malaxideae (Orchidaceae). Resulting cladograms are highly resolved and well supported by jackknife analyses. These indicate that the traditional classification system of the tribe using characters primarily related to floral morphology does not reflect the evolutionary history of ...
openaire   +2 more sources

Home - About - Disclaimer - Privacy