Results 1 to 10 of about 5,771 (226)

The gynoecium structure in Dracaena fragrans (L.) Ker Gawl., Sansevieria parva N.E. Brown and S. trifasciata Prain (Asparagaceae) with special emphasis on the structure of the septal nectary [PDF]

open access: yesActa Agrobotanica, 2014
In the gynoecium of Dracaena fragrans, Sansevieria parva and S. trifasciata, the vertical zonality of the ovary, the structural zonality of the gynoecium following Leinfellner, and the zonality of the septal nectary were studied.
Anastasiya Odintsova   +2 more
doaj   +3 more sources

Nectary development in Cleome violacea

open access: yesFrontiers in Plant Science, 2023
Nectaries are a promising frontier for plant evo-devo research, and are particularly fascinating given their diversity in form, position, and secretion methods across angiosperms.
Shane Carey   +3 more
doaj   +3 more sources

Morphological and molecular mechanisms of floral nectary development in Chinese Jujube [PDF]

open access: yesBMC Plant Biology
Background Chinese jujube (Ziziphus jujuba Mill.), also called Chinese date, is one of the oldest and widely cultivated fruit trees with great economic values, which, at least, can be attributed to the melliferous flower with highly developed nectary ...
Xiaoshan Duan   +7 more
doaj   +2 more sources

Nectary structure in Symphyglossum sanguineum (Rchb.f. ) Schltr. (Orchidaceae)

open access: yesActa Agrobotanica, 2012
Ornithophily occurs in a great number of orchid species but despite this, researchers have largely neglected to investigate their nectaries. The aim of this study is to describe the nectary structure of Symphyglossum sanguineum, a species presumed to be ...
Małgorzata Stpiczyńska   +1 more
exaly   +3 more sources

Can nectary structure in Laeliinae promote or constrain nectar secretion? [PDF]

open access: yesBMC Plant Biology
The orchid subtribe Laeliinae has an assemblage of morphologically diverse taxa. The diversity in floral morphology of its members can be explained in terms of pollination ecology in that this subtribe contains both entomophilous and ornithophilous ...
Małgorzata Stpiczyńska   +6 more
doaj   +2 more sources

Secretory Tissues and Volatile Components of Disc Florets in Several Wild Helianthus L. Species [PDF]

open access: yesPlants
Although flower pollinator interactions are known to be mediated by floral traits, not enough attention has been paid to the research of secretory tissues and volatile components of sunflower disc florets as potentially important parameters in breeding ...
Jelena Jocković   +10 more
doaj   +2 more sources

STRUCTURE AND HISTOCHEMISTRY OF THE FLORAL NECTARY OF Bauhinia monandra (FABACEAE)

open access: yesActa Biológica Colombiana, 2023
The structure and histochemistry of the floral nectary of Bauhinia monandra Kurz (Fabaceae) were investigated. Besides possessing medicinal properties, this tree is also used in the recovery of degraded areas and urban arborization.
Vinícius Alves Rodrigues   +1 more
doaj   +1 more source

Morphological features of nectaries of some species of the genus Rosa (Rosaceae)

open access: yesUkrainian Botanical Journal, 2022
Results are presented of our study of nectaries of 13 species of the genus Rosa from the collection of the M.M. Gryshko National Botanical Garden of the National Academy of Sciences of Ukraine.
Rubtsova O.L.   +2 more
doaj   +1 more source

Nectaries and reproductive biology of croton sarcopetalus (euphorbiaceae) [PDF]

open access: yes, 2001
Flower morphology, nectary structure, nectar chemical composition, breeding system, floral visitors and pollination were analysed in Croton sarcopetalus, a diclinous-monoecious shrub from Argentina.
Bernardello, Gabriel Luis Mario   +3 more
core   +1 more source

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