Results 51 to 60 of about 881 (158)

Phosphorylation of Phosphoenolpyruvate Carboxylase Is Essential for Maximal and Sustained Dark CO2 Fixation and Core Circadian Clock Operation in the Obligate Crassulacean Acid Metabolism Species Kalanchoe fedtschenkoi [PDF]

open access: yes, 2017
Phosphoenolpyruvate carboxylase (PPC; EC 4.1.1.31) catalyzes primary nocturnal CO2 fixation in Crassulacean acid metabolism (CAM) species. CAM PPC is regulated posttranslationally by a circadian clock-controlled protein kinase called phosphoenolpyruvate ...
Boxall, Susanna F   +4 more
core   +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

Comparative vegetative anatomy and systematics of Oncidiinae (Maxillarieae, Orchidaceae) [PDF]

open access: yes, 2006
Subtribe Oncidiinae comprises a vegetatively heterogeneous assemblage of species that has persistently been incapable of organization. Anatomy was considered to be a possible means to resolve the perplexity of relationships amongst the constituent taxa ...
Carlsward, Barbara S.   +1 more
core   +3 more sources

Osmophores and floral fragrance in Anacardium humile and Mangifera indica (Anacardiaceae): an overlooked secretory structure in Sapindales [PDF]

open access: yes, 2018
Background and aims: Flowers of Anacardiaceae and other Sapindales typically produce nectar, but scent, often associated with a reward for pollinators, has surprisingly been mentioned only rarely for members of the family and order.
Bachelier, Julien B.   +5 more
core   +1 more source

Estudos filogenéticos no clado Ornithocephalus (Oncidiinae: Orchidaceae)

open access: yes, 2020
Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)
openaire   +2 more sources

Relaciones filogenéticas de la subtribu Oncidiinae (Orchidaceae) inferidas a partir de caracteres estructurales y secuencias de ADN (ITS y matK): un enfoque combinado Phylogenetic relationships of the subtribe Oncidiinae (Orchidaceae) inferred from structural and DNA sequences (matK, ITS): a combined approach

open access: yesRevista Mexicana de Biodiversidad, 2010
Para conocer el valor que los caracteres estructurales tienen para la reconstrucción filogenética de la subtribu Oncidiinae se realizó un análisis de parsimonia combinado con base en datos anatómico foliares, morfológicos y secuencias de ADN de las ...
Estela Sandoval-Zapotitla   +3 more
doaj  

Oil flowers of Malpighiaceae and its oil-collecting bees: loyalty and robbery in a highly specialized system [PDF]

open access: yes, 2022
Plant-pollinator interactions are generally mutualistic, but if one of the partners can get rewards without providing any services in return, these interactions become antagonistic.
Aliscioni, Sandra Silvina   +3 more
core   +2 more sources

A small-flowered natural Odontoglossum hybrid (Orchidaceae: Oncidiinae) from Ecuador

open access: yesLankesteriana, 2019
A new small-flowered natural Odontoglossum hybrid from northwestern Ecuador is described and illustrated with a line drawing and a photograph. The novelty is compared with its sympatric parent species, Odontoglossum armatum and O. mirandum. The flower of the new natural hybrid has shorter erect lateral lip-lobes compared to those for O.
Dalström, Stig, Higgins, Wesley E.
openaire   +4 more sources

Neither Host-specific nor Random: Vascular Epiphytes on Three Tree Species in a Panamanian Lowland Forest [PDF]

open access: yes, 2017
• Background and Aims A possible role of host tree identity in the structuring of vascular epiphyte communities has attracted scientific attention for decades.
LAUBE, STEFAN, ZOTZ, GERHARD
core  

O gênero Phymatidium (Orchidaceae: Oncidiinae) no estado do Paraná

open access: yesRodriguésia
A partir de consultas a herbários nacionais e estrangeiros, cinco espécies e duas variedades de Phymatidium Lindl. foram encontradas no Paraná: Phymatidium aquinoi, P. delicatulum, P. delicatulum var. curvisepalum, P. falcifolium, P.
Carla Adriane Royer   +2 more
doaj   +1 more source

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