Results 31 to 40 of about 881 (158)

Ontogeny of the extrafloral nectaries of Vigna adenantha (Leguminosae, Phaseolae) and its relation with floral development [PDF]

open access: yes, 2014
Background: The inflorescences of the genus Vigna Savi have extrafloral nectaries (EFNs) among the flowers whose origin is still unknown. The disposition, anatomy and morphology, as well as the ontogeny of the extrafloral nectaries (EFNs) associated with
Amela Garcia, Maria Teresa   +3 more
core   +2 more sources

Four new species of Lockhartia (Orchidaceae, Oncidiinae) [PDF]

open access: yesPhytotaxa, 2014
Four new species of Lockhartia are described and illustrated: L. compacta from Bolivia, L. endresiana from Costa Rica, L. rugosifolia from Ecuador and Peru, and L. tenuiflora from Ecuador and Colombia. Comments are given on their phenology, distribution, conservation status, and distinction from similar species.
openaire   +3 more sources

Cytogenetics and cytotaxonomy of some Brazilian species of Cymbidioid orchids

open access: yesGenetics and Molecular Biology, 2000
The Cymbidioid phylad presents the widest chromosome number variation among orchids, with records varying from 2n = 10 in Psygmorchis pusilla to 2n = 168 in two species of Oncidium.
Leonardo Pessoa Félix, Marcelo Guerra
doaj   +1 more source

New combinations in Cyrtochilum (Orchidaceae: Oncidiinae)

open access: yesLankesteriana, 2020
Two species, originally described as Odontoglossum amphiglottis and Odontoglossum sodiroi are here transferred to Cyrtochilum (Orchidaceae: Oncidiinae), based on molecular data and morphological features, accompanied by brief discussions about their taxonomic background and natural history, and illustrated with line drawings and photographs.
openaire   +4 more sources

Intergeneric Hybridization between Phalaenopsis 2166 and Vanda ‘saint valentine’: Characterization of Parents Using ndhE cpDNA Partial Sequence [PDF]

open access: yes, 2021
An intergeneric cross between Phalaenopsis 2166 and Vanda ‘saint valentine’ has successfully produced protocorms that will be grown further to form seedlings.
Dwiati, Murni, Susanto, Agus Hery
core   +2 more sources

Estratégias de polinização e biologia reprodutiva em orquídeas Oncidiinae do Sul do Brasil [PDF]

open access: yes, 2021
Oncidiinae é uma das principais subtribos de orquídeas na região Neotropical, tanto em número de representantes quanto em diversidade de hábitats e estratégias de polinização. A subtribo possui um histórico taxonômico bastante controverso.
Castro, Jonas Blanco
core  

Macroclinium chasei (Orchidaceae, Oncidiinae): a new record for Brazil

open access: yesLankesteriana, 2017
Abstract. We present a new record for Brazil, Macroclinium chasei, until now known only from Bolivia and Peru. A description, illustration and photographs are presented, together with data of geographic distribution, and taxonomical and ecological comments.Resumo: É apresentado o registro de Macroclinium chasei para o Brasil, conhecida até o momento ...
Engels, Mathias E.   +1 more
openaire   +4 more sources

Nomenclatural and taxonomic notes in Phymatidium geiselii (Oncidiinae, Orchidaceae)

open access: yesLankesteriana, 2016
<div class="page" title="Page 1"><div class="layoutArea"><div class="column"><p><span>Phymatidium glaziovii </span><span>is proposed as a new synonym for </span><span>P. geiselii</span><span>. A lectotype and an epitype are selected for </span><span>P.
Toscano de Brito, Antonio L. V.   +2 more
openaire   +5 more sources

Isozyme Number In Subtribe Oncidiinae (Orchidaceae): An Evaluation Of Polyploidy [PDF]

open access: yes, 1988
Peer Reviewedhttps://deepblue.lib.umich.edu/bitstream/2027.42/141405/1/ajb208815 ...
Chase, Mark W., Olmstead, Richard G.
core   +1 more source

Life history evolution and genome size in subtribe Oncidiinae (Orchidaceae). [PDF]

open access: yesAnn Bot, 2005
Within Oncidiinae, there are several groups of species that are effectively annuals, and we wished to see if these species had smaller genome sizes than average for the subtribe.Fifty-four genome size estimates (50 of which are new) for species in subtribe Oncidiinae (Orchidaceae) were examined for the first time in a phylogenetic context to evaluate ...
Chase MW   +4 more
europepmc   +4 more sources

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