Results 21 to 30 of about 783 (151)

Nectar and oleiferous trichomes as floral attractants in Bulbophyllum saltatorium Lindl. (Orchidaceae). [PDF]

open access: yesProtoplasma, 2018
Although many Orchidaceae have deceit flowers that produce no reward, the most common reward, when present, is nectar. Bulbophyllum, however, is unusual in that the labellar secretions of most species investigated to date lack sugars, and, therefore ...
Stpiczyńska M, Płachno BJ, Davies KL.
europepmc   +3 more sources

The role of silicon in plant tissue culture. [PDF]

open access: yesFront Plant Sci, 2014
Growth and morphogenesis of in vitro cultures of plant cells, tissues and organs are greatly influenced by the composition of the culture medium. Mineral nutrients are necessary for the growth and development of plants.
Sivanesan I, Park SW.
europepmc   +4 more sources

Micropropagation of Brassavola nodosa (L.) Lindl. using SETIS™ bioreactor

open access: yesPlant Cell, Tissue and Organ Culture (PCTOC), 2022
Abstract Brassavola nodosa (L.) Lindl. is a tropical epiphytic orchid showing characteristics of interest for the ornamental nursery industry. However, problems with traditional propagation methods limit the development of a large-scale commercial production system.
Wagner A. Vendrame   +2 more
openaire   +2 more sources

Seed dispersal characteristics of Brassavola nodosa (Orchidaceae) [PDF]

open access: yesAmerican Journal of Botany, 1998
We used mathematical models for wind‐dispersed seeds and wind‐tunnel experiments to predict modal seed dispersal distance of the Neotropical orchid Brassavola nodosa under conditions approximating those found in its natural habitat: mangrove islands in Belize, Central America.
C, Murren, A, Ellison
openaire   +2 more sources

Orchid seeds viability identification by tetrazolium test

open access: yesSemina: Ciências Agrárias, 2014
The knowledge of germinal potential optimizes the practice of in vitro germination of Orchidaceae. This work evaluated of the type and concentrations of tetrazolium solutions on reaction time and on the identification of viable orchid seeds.
Jackeline Schultz Soares   +4 more
doaj   +1 more source

Orchidaceae no Parque Natural Municipal da Prainha, RJ, Brasil Orchidaceae of Prainha Municipal Natural Park, Rio de Janeiro State, Brazil

open access: yesActa Botânica Brasílica, 2007
As espécies de Orchidaceae ocorrentes no Parque Natural Municipal da Prainha são apresentadas. O Parque está localizado no município do Rio de Janeiro e abrange uma área total de 126 hectares.
Melissa Faust Bocayuva Cunha   +1 more
doaj   +1 more source

Report of new invasive scale insects (Hemiptera: Coccoidea), Crypticerya multicicatrices Kondo and Unruh (Monophlebidae) and Maconellicoccus hirsutus (Green) (Pseudococcidae), on the islands of San Andres and Providencia, Colombia, with an updated taxonomic key to iceryine scale insects of South America [PDF]

open access: yes, 2012
The multicicatrices fluted scale, Crypticerya multicicatrices Kondo and Unruh (Hemiptera: Coccoidea: Monophlebidae) is reported from the islands of San Andres and Providencia, Colombia, as a recent invasive species.
Gullan, Penny   +2 more
core   +2 more sources

Development of an Encyclopedia Book for Anatomy and Morphology of Plants on the Morphological Identification of Orchid Plants (Orchidaceae) in Kampoeng Anggrek Kediri [PDF]

open access: yes, 2023
The low level of understanding of biology students on plant morphology material, especially Orchidaceae, requires the development of learning resources.
Agustin, Haslinda Yasti   +1 more
core   +2 more sources

Protocolo para germinação assimbiótica e desenvolvimento inicial de protocormos de orquídeas nativas do Cerrado brasileiro

open access: yesRodriguésia, 2020
Resumo Devido ao extrativismo, Orchidaceae apresenta elevada vulnerabilidade, necessitando de medidas para a conservação de suas espécies. Assim, objetivou-se determinar um protocolo para germinação e estabelecimento inicial de Cattleya nobilior ...
Jackeline Schultz Soares   +2 more
doaj   +1 more source

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