Results 41 to 50 of about 540 (162)

The Chemical Composition of and (Orchidaceae) Floral Oils

open access: yesNatural Product Communications, 2006
The chemistry of the floral oils of Phymatidium delicatulum and P. tillandsioides (Orchidaceae) is described. These small epiphytes produce the oils in a complex gland (the elaiophore) located on the median petal. The floral oils of P.
Mariza G. Reis   +3 more
doaj   +1 more source

[Diversity of mineral inclusions in the subtribe Oncidiinae (Orchidaceae)].

open access: yesRevista de biologia tropical, 2010
Mineral inclusions in plants, of different chemical constitution and forms, have been studied in some plant groups and are currently used as diagnostic tools in taxonomic identifications. With the aim to identify their possible application in taxonomy, mineral inclusions in the leaves of 140 species of Oncidiinae (Orchidaceae) were analyzed and ...
Estela, Sandoval-Zapotitla   +2 more
openaire   +2 more sources

Ten new species of Telipogon (Orchidaceae, Oncidiinae) from southern Peru

open access: yesAnales del Jardín Botánico de Madrid, 2008
Ten new species of Telipogon, T. antisuyuensis, T. austroperuvianus, T. casadevalliae, T. farfanii, T. javiercastroviejoi, T. kosnipatensis, T. marleneae, T. mesotropicalis, T. santiagocastroviejoi, and T. tupayachii are described and illustrated.
William Nauray Huari   +1 more
doaj   +1 more source

The origin and speciation of orchids

open access: yesNew Phytologist, Volume 242, Issue 2, Page 700-716, April 2024.
Summary Orchids constitute one of the most spectacular radiations of flowering plants. However, their origin, spread across the globe, and hotspots of speciation remain uncertain due to the lack of an up‐to‐date phylogeographic analysis. We present a new Orchidaceae phylogeny based on combined high‐throughput and Sanger sequencing data, covering all ...
Oscar A. Pérez‐Escobar   +46 more
wiley   +1 more source

Zygostates alleniana (Orchidaceae: Epidendroideae: Cymbidieae: Oncidiinae): Floral structure related to pollinatio

open access: yesAnales del Jardín Botánico de Madrid, 2014
The genus Zygostates Lindl. (Orchidaceae) comprises about 20 species of small Neotropical epiphytic plants, represented in its southernmost limit by the species Z. alleniana.
Natalia E. Gómiz   +2 more
doaj   +1 more source

A small-flowered Cyrtochilum (Oncidiinae) from Colombia

open access: yes, 2022
Se describe, ilustra y compara una nueva especie de Cyrtochilum de la Cordillera Oriental del departamento de Cundinamarca, Colombia, con C. suarezii y C. parviflorum. La nueva especie se distingue fácilmente por su labelo ampliamente elíptico a sub-romboidal con dos callos cortos, redondeados y simples en el labelo, adornados con papilas cortas en la ...
Ordóñez-Blanco, Juan Camilo   +1 more
openaire   +2 more sources

Elaiophore diversity in three contrasting members of Oncidiinae (Orchidaceae) [PDF]

open access: yesBotanical Journal of the Linnean Society, 2007
The elaiophores of Trichocentrum cavendishianum (Bateman) M.W. Chase & N.H. Williams, Oncidium loefgrenii Cogn., and Gomesa recurva R. Br. display considerable morphological and anatomical diversity. Oil secretion by flowers of T. cavendishianum and O.
MALGORZATA STPICZYŃSKA   +2 more
openaire   +1 more source

Synopsis of theTrichocentrum-Clade (Orchidaceae, Oncidiinae)

open access: yesHarvard Papers in Botany, 2016
We present a synopsis of the Trichocentrum-clade of Oncidiinae. In this revision, we recognize 85 taxa assigned to four genera: Cohniella with 23 species in five complexes and two natural hybrids; Lophiaris with 27 species and eight natural hybrids, six of which are yet to be named; Trichocentrum with 27 species and two subspecies; and Lophiarella with
William Cetzal-Ix   +2 more
openaire   +3 more sources

Capanemia Barb. Rodr. (Orchidaceae: Oncidiinae), a new record from Bahia state, Brazil Capanemia Barb. Rodr. (Orchidaceae: Oncidiinae), uma nova ocorrência para o estado da Bahia, Brasil

open access: yesActa Botânica Brasílica, 2011
Capanemia Barb. Rodr. is recorded for the first time from Bahia state. The presence of two species broadens the known area of occurrence of the genus, establishing a new setentrional distribution limit.Capanemia Barb. Rodr. é registrado pela primeira vez
Cristiano Roberto Buzatto   +1 more
doaj   +1 more source

Diversidad de inclusiones minerales en la subtribu Oncidiinae (Orchidaceae)

open access: yes, 2016
Las inclusiones minerales en las plantas, han sido utilizadas como herramientas de diagnóstico en la identificación taxonómica. Se analizaron y compararon las inclusiones minerales en las hojas de 140 especies de Oncidiinae (Epidendroideae: Orchidaceae).
Sandoval Zapotitla, Estela   +2 more
core   +1 more source

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