Results 1 to 10 of about 287 (132)

Reproductive Success Beyond Pollinators: Microhabitat Effects and Pollen Dynamics in Epipactis bugacensis, a Traditionally Obligately Autogamous Orchid [PDF]

open access: yesPlants
Orchid pollination is traditionally considered to rely on intact pollinarium transfer by animal vectors. Species lacking a functional viscidium are generally classified as obligately autogamous.
János György Nagy   +8 more
doaj   +2 more sources

Pollen Production of Selected Grass Species in Russia and India at the Levels of Anther, Flower and Inflorescence [PDF]

open access: yesPlants, 2022
Grasses produce large amounts of pollen and are among the main causes of pollen allergy worldwide. Quantification of the roles of individual grass species in airborne pollen is an important task, because morphologically indistinguishable pollen grains of
Elena Severova   +5 more
doaj   +2 more sources

Reproductive biology and conservation status of Leopoldia mira, Muscari sandrasicum and M. serpentinicum (Asparagaceae) [PDF]

open access: yesBiodiversity Data Journal
Leopoldia mira, Muscari sandrasicum and M. serpentinicum are endemic grape hyacinth species restricted to serpentinous and calcareous habitats in south-western Anatolia, Türkiye.
Okan Çon, Mehmet Çiçek
doaj   +4 more sources

Xenogamy and Current Obesity Pandemics ()

open access: yesOpen Journal of Genetics, 2011
This article unites the results from an integrative reconsideration of actual data about obesity from the viewpoint of recent developments in general pathology, epidemiology, immunology, genetics, and evolution. The focus is on the origin of genetic diversity in obesity manifestations on different levels of the disease.
Sergey N Rumyantsev
exaly   +3 more sources

Functions of hereditary immunity and xenogamy in cancer origin and pandemic spread ()

open access: yesOpen Journal of Immunology, 2011
The efficacy of means exploited currently for cancer prevention and treatment appeared to be very low. New insights into the origin of the disease are sorely needed. The present article synthesizes the results from integrative reconsideration of actual data on cancer from the viewpoint of recent developments in pathology, epidemiology, immunology ...
Sergey N Rumyantsev
exaly   +3 more sources

The sexual reproductive strategy in clonal Scopolia carniolica is based on obligatory cross-pollination and self-incompatibility [PDF]

open access: yesScientific Reports
Understanding the reproductive biology and breeding system of rare species is crucial for effective conservation. We examined floral biology, assessed the true pollinators, and investigated the reproductive effect of six pollination treatments ...
Karolina Tymoszuk-Rydzewska   +3 more
doaj   +2 more sources

A primary study of breeding system of Ziziphus jujuba var. spinosa [PDF]

open access: yesScientific Reports, 2021
Ziziphus jujuba var. spinosa has been used as a windbreak and for soil conservation and water retention. Previous studies focused on pharmacological effects and extraction of chemical components in this species, and very few explored the breeding system.
Feng Wang   +9 more
doaj   +2 more sources

Trades-offs between pollinator attraction and florivore defense maximize reproductive success in the self-incompatible Rivea ornata (Convolvulaceae) [PDF]

open access: yesBMC Ecology and Evolution
Background Rivea ornata, a rare species from the morning glory family, exhibits uncommon characteristics compared to other typical morning glories, including nocturnal flowers that fit the classic moth pollination syndrome.
Natthaphong Chitchak   +2 more
doaj   +2 more sources

Effect of Crown Layers on Reproductive Effort and Success in Andromonoecious Aesculus indica (Wall. ex Camb.) Hook (Sapindaceae) in a Temperate Forest of Garhwal Himalaya [PDF]

open access: yesPlants
The andromonoecy is an unusual sex expression in trees in which an individual plant bears both functionally staminate and hermaphrodite flowers on the inflorescences.
Priya Pradhan   +7 more
doaj   +2 more sources

Simultaneous movement of style and stamen set during anthesis in Etlingera elatior (Zingiberaceae) [PDF]

open access: yesRodriguésia, 2023
Etlingera is a genus of the family Zingiberaceae that is native to tropical Asia. Many species are economically important as a source of food, spices, medicines, and ornamental plants. This study aims to elucidate the floral morphology of E.
Jéssica Tamara Laet Abreu   +4 more
doaj   +1 more source

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