Results 41 to 50 of about 2,197 (184)

Structure of the extrafloral nectaries of Vicia (L.) Fabaceae

open access: yesActa Agrobotanica, 2013
Extrafloral nectaries on the abaxial surface of stipules were investigated in the Vicia angustifolia, Vicia sativa, Vicia sepium and Vicia grandiflora. In V. angustifolia nectaries were also located on the calyx surface.
Małgorzata Stpiczyńska
doaj   +1 more source

Kin discrimination in plants: overview and implications for population and community ecology

open access: yesBiological Reviews, EarlyView.
ABSTRACT Following the discovery of identity discrimination, particularly self and kin discrimination amongst plant competitors, research on interplant interactions has advanced significantly within plant physiology and evolutionary ecology. This review synthesizes current knowledge on how both self and kin discrimination influence plant growth ...
Akira Yamawo
wiley   +1 more source

The structure of floral nectaries of some species of Vicia L. (Papilionaceae)

open access: yesActa Societatis Botanicorum Poloniae, 2014
The subject of research were morphology and ultrastructure of floral nectaries of nine species of Vicia. The differences in their size and morphological structure were shown.
Małgorzata Stpiczyńska
doaj   +1 more source

Sinningia pampeana sp. nov. (Gesneriaceae) from the Pampa's rocky outcrops in southern Brazil and Uruguay

open access: yesNordic Journal of Botany, EarlyView.
Sinningia pampeana is a new rupicolous species from the rocky outcrops of the Pampa biome in southern Brazil and Uruguay. Morphological analyses based on herbarium material, field observations, and detailed illustrations support its recognition as a distinct species from Sinningia sellovii.
Gabriel Emiliano Ferreira   +4 more
wiley   +1 more source

"Sweet but dangerous": nectaries in carnivorous plants

open access: yesActa Agrobotanica, 2012
In carnivorous plants, two types of nectaries occur: extra-floral nectaries, generally associated with prey luring, and floral ones associated with pollination.
Bartosz J. Płachno
doaj   +1 more source

Range‐wide sampling reveals cryptic lineages but largely conserved mycorrhizal associations in the Japanese fairy lantern Thismia kobensis

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
The jewel‐like flowers of Thismia are as rare as they are beautiful, often recorded from only a single site per species. Access to 15 populations of T. kobensis has enabled an uncommon, range‐wide assessment of morphology, genetics, and fungal partners. Our analyses showed that T.
Kenji Suetsugu   +4 more
wiley   +1 more source

Distribution and structural aspects of extrafloral nectaries in leaves of Pyrostegia venusta (Bignoniaceae)

open access: yesActa Scientiarum: Biological Sciences, 2014
Pyrostegia venusta (the orange trumpet or commoly called cipó-de-São-João in Brazil), a medicinal plant that grows with other plants, has an ecological importance due to the presence of nectaries on the leaves.
Mairon César Coimbra   +1 more
doaj   +1 more source

The shared benefits of fallen fruits: A novel mechanism stabilizing a nursery pollination mutualism between Sambucus and kateretid beetles

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Understanding how cooperative interactions remain stable matters for biodiversity because many plants rely on specialist insects that can also impose reproductive costs. We studied the interaction between Sambucus sieboldiana and seed‐consuming Heterhelus beetles through detailed field observations and pollination experiments.
Suzu Kawashima   +3 more
wiley   +1 more source

The pistil as a traffic light: Yellow‐to‐red color change likely influences pollinator visitation patterns in Saxifraga fortunei (Saxifragaceae)

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Flowers can communicate reproductive status to pollinators through visual cues. In Saxifraga fortunei, pistils often changed from yellow to red after pollination, and hoverflies and honeybees preferentially visited flowers with yellow pistils. This pattern suggests that a post‐pollination color shift confined to the pistil can reduce revisits to ...
Kazuma Takizawa   +2 more
wiley   +1 more source

Nectary use for gaining access to an ant host by the parasitoid Orasema simulatrix (Hymenoptera, Eucharitidae)

open access: yesJournal of Hymenoptera Research, 2012
Eucharitidae is the only family of insects known to specialize as parasitoids of ant brood. Eggs are laid away from the host onto or in plant tissue, and the minute first-instars (planidia) are responsible for gaining access to the host through some form
Bryan Carey, Kirk Visscher, John Heraty
doaj   +1 more source

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