Results 51 to 60 of about 5,771 (226)

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

Nectary structure and nectar secretion of Echium russicum J. F. Gmel. flowers

open access: yesActa Agrobotanica, 2012
In this study, the micromorphology of nectaries in Echium russicum J. F. Gmel. flowers was determined by using scanning electron microscopy (SEM) and their anatomy by using light microscopy (LM).
Mirosława Chwil   +1 more
doaj   +1 more source

Morphometric analysis of nectaries and their potential use in the taxonomy of the Jovibarba heuffelii complex (Crassulaceae) [PDF]

open access: yesArchives of Biological Sciences, 2015
The aim of this study was to quantify the morphological variation of nectaries among 14 populations of Jovibarba heuffelii based on multivariate statistics, and to establish whether nectaries possess taxonomic significance for differentiating ...
Nikolić Danijela   +4 more
doaj   +1 more source

Comparative floral structure and systematics in Apodanthaceae (Rafflesiales) [PDF]

open access: yes, 2018
.: Comparative studies on floral morphology, anatomy, and histology were performed to identify shared features of the genera of Apodanthaceae (Rafflesiales): Apodanthes, Pilostyles, and Berlinianche.
Blarer, Albert   +2 more
core  

Hemisyncarpy and appendicular nectary approached by floral ontogeny of Mandevilla velame (A. St.-Hil.) Pichon, Apocynoideae [PDF]

open access: yes, 2008
Pichon é um subarbusto com peculiar indumento albo-lanoso e flores vistosas brancas. Objetivando contribuir para o conhecimento morfológico desta espécie, estádios de desenvolvimento de suas flores foram documentados em microscopia eletrônica de ...
Castro, Marília de Moraes   +2 more
core   +3 more sources

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 flower morphology in three Convallariaceae species with various attractive traits [PDF]

open access: yes, 2017
The general morphology and micromorphology of the flower in Polygonatum multiflorum, Maianthemum bifolium, and Convallaria majalis were studied using light microscopy methods. Among the studied species, P. multiflorum and C.
Fishchuk, Oksana Sergyivna   +3 more
core   +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

Nectar defense and hydrogen peroxide in floral nectar of Cucurbita pepo

open access: yesActa Agrobotanica, 2015
This study was carried out to investigate some similarities between the nectaries of Nicotiana sp. and Cucurbita pepo, such as starch accumulation in the nectary parenchyma, changes in nectary color during maturation, and the production of a large ...
Daniele Nocentini   +2 more
doaj   +1 more source

Floral Nectary and Trichome Structure of Hoya cagayanensis, Hoya lacunosa, and Hoya coriacea (Apocynaceae, Marsdenieae)

open access: yesHorticulturae, 2022
Hoya R.Br. is a genus of ornamental plants with an attractive flower shape and unique scents. Anatomical studies are required to understand their structure that produces, and stores, the metabolites released by plants.
Syazwani Basir   +5 more
doaj   +1 more source

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