Results 1 to 10 of about 1,472 (178)

Middle Miocene lotus (Nelumbonaceae, Nelumbo) from the Qaidam Basin, Northern Tibet Plateau [PDF]

open access: yesBiology, 2022
The Neogene environment and paleovegetation of today’s semi-arid and arid Central Asia remain elusive. Little is known about the effect of paleoclimatic change on the distribution and ecological response mechanisms of aquatic plants, especially on the ...
Mingyue Luo   +8 more
doaj   +5 more sources

Phosphodiesterase 5 and Arginase Inhibitory Activities of the Extracts from Some Members of Nelumbonaceae and Nymphaeaceae Families [PDF]

open access: yesMolecules, 2023
The objectives of this study were (1) to investigate the effect of extracts from some plants in the families Nelumbonaceae and Nymphaeaceae on phosphodiesterase 5 (PDE5) and arginase, which have been used in erectile dysfunction treatment, and (2) to ...
Teerapap Panklai   +10 more
doaj   +5 more sources

A new remarkable Early Cretaceous nelumbonaceous fossil bridges the gap between herbaceous aquatic and woody protealeans [PDF]

open access: yesScientific Reports, 2023
Dating back to the late Early Cretaceous, the macrofossil record of the iconic lotus family (Nelumbonaceae) is one of the oldest of flowering plants and suggests that their unmistakable leaves and nutlets embedded in large pitted receptacular fruits ...
William Vieira Gobo   +8 more
doaj   +3 more sources

Relationship between seed moisture content and acquisition of impermeability in Nelumbo nucifera (Nelumbonaceae) [PDF]

open access: yesActa Botânica Brasílica, 2017
Seeds of Nelumbo nucifera do not imbibe water, and thus have physical dormancy (PY). However, a proportion of seeds are permeable to water, and so we hypothesized that variation in moisture content is a reason for the development of both permeable and ...
Ganesh K. Jaganathan   +4 more
doaj   +4 more sources

Pollen Dimorphism of Several Members of Nymphaeaceae and Nelumbonaceae: An Index of Geographical and Ecological Variation

open access: yesNotulae Scientia Biologicae, 2012
Pollen morphology of five Nymphaea (Nymphaeaceae) species, growing in Tripura, India were analysed using Scanning Electron Microscopy. Pollen grains of Nymphaea are dimorphic (ellipsoidal and spheroidal).
Somnath BHOWMIK, Badal Kumar DATTA
doaj   +5 more sources

The level of genetic diversity and differentiation of tropical lotus, Nelumbo nucifera Gaertn. (Nelumbonaceae) from Australia, India, and Thailand

open access: yesBotanical Studies, 2020
Background Nelumbo nucifera Gaertn., a perennial aquatic macrophyte species, has been cultivated in several Asian countries for its economic importance, and medicinal uses.
Yeshitila Mekbib   +8 more
doaj   +2 more sources

Development and characterization of polymorphic microRNA-based microsatellite markers in Nelumbo nucifera (Nelumbonaceae) [PDF]

open access: yesApplications in Plant Sciences, 2016
Premise of the study: Polymorphic microRNA (miRNA)–based microsatellite markers were developed to investigate the genetic diversity and population structure of Nelumbo nucifera (Nelumbonaceae).
Xiaolei Wang   +4 more
semanticscholar   +4 more sources

Antiplatelet activity of white and pink Nelumbo nucifera Gaertn flowers [PDF]

open access: yesBrazilian Journal of Pharmaceutical Sciences, 2010
Nelumbo nucifera Gaertn (Nelumbonaceae) a plant used in Ayurvedic medicine (common name: lotus), is a perennial, large and rhizomatous aquatic herb most prevalent in South India. Preliminary phytochemical screening of both white and pink Nelumbo nucifera
Brindha Durairaj, Arthi Dorai
doaj   +5 more sources

Aperture variation in the pollen of Nelumbo (Nelumbonaceae) [PDF]

open access: yesGrana, 2007
The evolutionary and developmental origin of tricolpate pollen is of great interest because pollen of this kind defines a major clade of angiosperms (eudicots), a clade that is also well supported by molecular data. We examined evidence that tricolpate and monosulcate pollen types are produced alongside each other in the anthers of Nelumbo flowers, as ...
H. Banks, P. Stafford, P. Crane
semanticscholar   +2 more sources

Nelumbo nucifera Gaertn: An updated review of the antitumor activity and mechanisms of alkaloids

open access: yesPharmacological Research - Modern Chinese Medicine, 2022
Nelumbo nucifera Gaertn. is an aquatic plant in the family Nelumbonaceae, and almost every part has medicinal uses. It has been established that alkaloids are one of the main components in N. nucifera.
Po Hu   +9 more
doaj   +1 more source

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