Results 21 to 30 of about 1,101 (151)

Floral biology and physicochemical characterization of wild passion fruit Passiflora setacea d.C BRS Pérola do Cerrado cultivated in the state of Rio de Janeiro [PDF]

open access: yesRevista Brasileira de Fruticultura, 2018
This work aimed to evaluate the floral and physicochemical characteristics of passion fruits BRS Pérola do Cerrado cultivar (Passiflora setacea D.C.), as well as its relationship with local climatic factors.
Ivan Marcos Rangel Junior   +3 more
doaj   +2 more sources

Pump mechanism, secondary pollen presentation, psychophily and anemochory in Emilia sonchifolia (L.) DC. (Asteraceae)

open access: yesJournal of BioScience and Biotechnology, 2017
Emilia sonchifolia flowers profusely during August-November. The plant produces capitulum inflorescence with only disc florets presenting nectar and pollen as rewards.
Mallikarjuna Rao Medabalimi   +2 more
doaj   +2 more sources

Effect of different pollination schemes on the fruit morphometric characteristic of Vanilla planifolia Jacks.

open access: yesOrnamental Horticulture
Vanilla planifolia Jacks. is an orchid of great economic interest, classified as endangered. The limited genetic variation of this species has been primarily attributed to its clonal propagation.
Zelzin Eréndira Fernández-Villa   +2 more
doaj   +2 more sources

Evaluating Self-Pollination Methods: Their Impact on Nut Set and Nutlet Abscission in Macadamia

open access: yesPlants
Nut set is an important determinant of yield and plays a pivotal role in orchard profitability. The complex process of nut setting is governed by numerous factors, with pollination being a critical mechanism.
Palakdeep Kaur   +4 more
doaj   +2 more sources

Effect of pollen source on germination of Vanilla planifolia, V. pompona (Orchidaceae), and their interspecific hybrids

open access: yesBotan‪ical Sciences
Background: Vanilla planifolia and V. pompona exhibit low seed germination rates. Although their fruits are obtained through manual self-pollination, the effect of intra- and interspecific cross-pollination on their fruits and seeds remains unknown ...
José Martín Barreda-Castillo   +5 more
doaj   +2 more sources

Untangling the reproductive puzzle: how floral traits, pollinator behavior, and breeding strategy shape reproductive success in the Himalayan medicinal herb Phytolacca acinosa Roxb [PDF]

open access: yesFrontiers in Plant Science
Understanding the reproductive ecology of plants is crucial for devising strategies for their sustainable utilization and effective conservation.
Junaid A. Magray   +5 more
doaj   +2 more sources

Allogamy, metaxenia and hybrids in orchids, what do we know about it?

open access: yesBotan‪ical Sciences
Orchids are a diverse group of plants, also manifested in their great diversity of flowers. Despite this, orchids are pollinated either through autogamy or allogamy (geitonogamy and xenogamy). Although there are some autogamous orchids, the majority are
José Martín Barreda-Castillo   +4 more
doaj   +2 more sources

Is Self-Incompatibility Related to Nectar Presence in Dendrobium?

open access: yesPlants
Studies on the gain or loss of nectar during the course of evolution in Dendrobium Sw. (Orchidaceae) are able to provide important information concerning the reproductive biology of this enormous orchid genus and highlight reproductive barriers—in ...
Karolina Zielińska   +4 more
doaj   +2 more sources

The influence of self-pollen deposition on female reproductive success in a self-incompatible plant, Akebia quinata

open access: yesFrontiers in Plant Science, 2022
Geitonogamy is inevitable in hermaphrodite and monecious. Even for self-incompatible species, the negative effects of self-pollen are unavoidable when geitonogamous or self-mating occurs.
Chun-Hui Wang   +4 more
doaj   +1 more source

Self-pollination of the orchid Cycnoches haagii from Brazilian Cerrado results in albino phenotype seedlings

open access: yesOrnamental Horticulture, 2021
Cycnoches haagii Barb. Rodr. is an epiphytic orchid very targeted by collectors, but no reference was found in the literature about its reproductive biology.
Vespasiano Borges de Paiva Neto   +5 more
doaj   +1 more source

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