Results 81 to 90 of about 32,091 (208)

Retracing the molecular basis and evolutionary history of the loss of benzaldehyde emission in the genus Capsella [PDF]

open access: yes, 2019
The transition from pollinator‐mediated outbreeding to selfing has occurred many times in angiosperms. This is generally accompanied by a reduction in traits attracting pollinators, including reduced emission of floral scent.
Adebesin, Funmilayo [u.v.m.]   +9 more
core   +1 more source

Nectar and oleiferous trichomes as floral attractants in Bulbophyllum saltatorium Lindl. (Orchidaceae) [PDF]

open access: yes, 2017
Although many Orchidaceae have deceit flowers that produce no reward, the most common reward, when present, is nectar. Bulbophyllum, however, is unusual in that the labellar secretions of most species investigated to date lack sugars, and, therefore ...
Davies, Kevin L.   +2 more
core   +1 more source

Bryophytes of Uganda : 1., BBS Tropical Bryology Group expeditions, 1996-1998 ; introduction and collecting sites [PDF]

open access: yes, 1999
The British Bryological Society Tropical Bryology Group (TBG) undertook three expeditions to Uganda, in Jan-Feb 1996, Jan-Feb 1997 and June-Jul 1998.
Hodgetts, Nick G.   +2 more
core  

A study of the pharmacological actions of Dioclea grandiflora martius ex bentham [PDF]

open access: yes, 1995
Dioclea grandiflora Mart. ex Bent., known as Mucuna or Mucuna of stone, is a member of the Leguminosae family, popularly used for its possible effects on the Central Nervous System (CNS). Reports mention sedative, tonic, and also antiepileptic properties
Leite, Jose Roberto   +2 more
core   +1 more source

Genomic relationships among diploid and polyploid species of the genus Ludwigia L. section Jussiaea using a combination of molecular cytogenetic, morphological, and crossing investigations

open access: yesPeer Community Journal
The genus Ludwigia L. section Jussiaea is composed of a polyploid species complex with 2x, 4x, 6x and 10x ploidy levels, suggesting possible hybrid origins.
Barloy, Dominique   +4 more
doaj   +1 more source

In vitro effects of Thai medicinal plants on human lymphocyte activity [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2007
We assessed the effects of Cleistocalyx nervosum var paniala, Gynostemma pentaphyllum, Gynura procumbens, Houttuynia cordata, Hyptis suaveolens, Portulaca grandiflora, Phytolacca americana and Tradescantia spathacea on lymphocyte proliferation and the ...
Pranee Chavalittumrong   +4 more
doaj  

Rhodora [PDF]

open access: yes, 1976
Index v.51-75 ...
Fernald, Merritt Lyndon, 1873-1950   +2 more
core   +4 more sources

Ecological and cenotic characteristics of communities involving the species of Prunella vulgaris L. and Prunella grandiflora L. in the Middle and Southern Urals

open access: yesBIO Web of Conferences, 2019
On the territory of the Middle and Southern Urals, P. vulgaris is found in pine, spruce-pine, birch forests, meadows and in artificial spruce-larch forest plantations; P. grandiflora − in birch forests, less often on meadows. P.
Bolotnik Elizaveta
doaj   +1 more source

Occurrence of the neotropical moss Dicranella hilariana (Mont.) Mitt. in the Antarctic [PDF]

open access: yes, 2000
Dicranella hilariana (Mont.) Mitt., a pan-neotropical moss species, is reported for the first time from the Antarctic botanical zone. It was found on geothermally heated ground near fumaroles on Visokoi, Candlemas and Bellingshausen Islands in the ...
Arts, Theo   +3 more
core  

Flavonoids from Calamintha grandiflora

open access: yesInternational Journal of Pharmacognosy, 1991
AbstractA new flavonoid, 3′, 4′-dimethoxyquercetin-3,7-di-O-glucoside was isolated from the leaves and the flowers of Calamintha grantiflora and its structure elucidated by spectroscopic methods (UV, 'H-NMR, MS). Rutin and isorhamnetin-3-O-galactoside were also isolated.
Souleles, C., Harvala, C., Chinou, J.
openaire   +2 more sources

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