Results 31 to 40 of about 1,627 (170)

Polygamous breeding system identified in the distylous genus Psychotria: P. manillensis in the Ryukyu archipelago, Japan [PDF]

open access: yesPeerJ, 2021
Distyly is a genetic polymorphism composed of long-and short-styled flowers in a population. The evolutionary breakdown of distyly has been reported in many taxa, and mainly involves a shift toward monomorphism or dioecism.
Kenta Watanabe   +2 more
doaj   +2 more sources

Psychotria pallens Gardner

open access: yes, 2021
Published as part of Turner, Ian M, Brearley, Francis Q, Trethowan, Liam A & Utteridge, Timothy M A, 2021, A SURVEY OF ALUMINIUM ACCUMULATION IN EUMACHIA (RUBIACEAE), pp. 1-10 in Edinburgh Journal of Botany 78 (335) on page 10, DOI: 10.24823/EJB.2021.335, http://zenodo.org/record ...
Turner, Ian M   +3 more
openaire   +2 more sources

C30 Évaluation in vivo de l’effet anti-inflammatoire des nanoparticules d'argent obtenues par biosynthèse in situ à partir des feuilles de Psychotria calceata

open access: yesJournal Africain de Technologie Pharmaceutique et Biopharmacie, 2023
Introduction : Les nanotechnologies sont de nos jours une science qui prend une grande importance en raison de leur simplicité, de leur nature écologique et économique.
Françis Ngolsou   +10 more
doaj   +1 more source

Psychotria

open access: yes, 2020
Morphological diversification in Psychotria of Madagascar Below several unusual morphological characters of Psychotria in Madagascar are highlighted and some terminology is clarified, because much Psychotria morphology has been incorrectly understood due to incomplete and conflicting descriptions.
openaire   +2 more sources

Ethnopharmacology of Psychotria: Potential Use of P. malayana Jack Leaves as Antidiabetic Agent

open access: yesJournal of Pharmacy
This review provides a comprehensive exploration of the Psychotria species, a genus of plants known for their medicinal properties and traditional uses.
Sharifah Nurul Akilah Syed Mohamad   +4 more
doaj   +1 more source

A New Species of Psychotria Subgenus Psychotria from Nicaragua

open access: yesNovon, 1999
The new species Psychotria hamiltoniana C. M. Taylor is described based on recent collections from the Caribbean coast of Nicaragua; this species is related to R neillii C. W. Hamilton & Dwyer. RESUMEN. Se describe la especie nueva Psychotria hamiltoniana C. M.
openaire   +3 more sources

Two new combinations, lectotypifications and a new name for Costa Rican Palicourea s.l.

open access: yesPhytoKeys, 2017
Species of the complex and diverse genera Psychotria and Palicourea are common but little-known elements in many tropical forest ecosystems. DNA-phylogenetic studies and a re-evaluation of morphological characters have recently shown that species of ...
Andreas Berger
doaj   +3 more sources

Identification of genes encoding ALMT and MATE transporters as candidate aluminum tolerance genes from a typical acid soil plant, Psychotria rubra (Rubiaceae) [PDF]

open access: yesPeerJ, 2019
To understand how tropical plants have adapted to acid soils, we analyzed the transcriptome of seedlings of Psychotria rubra, a typical species found on acid soils. Using RNA-seq, we identified 22,798 genes, including several encoding proteins of the Al3+
Akira Iguchi   +2 more
doaj   +2 more sources

Psychotria macrodaphne

open access: yes, 2013
Psychotria macrodaphne (Baill. ex Guillaumin) Guillaumin Annales du Musée colonial de Marseille 9: 174 (1911), nom. nud. Psychotria coptosperma (Baill.) Guillaumin.
Barrabé, Laure   +2 more
openaire   +2 more sources

Molecular and Morphological Identification of Psychotria sp. Bogor Botanical Gardens Collection

open access: yesSains Natural
Psychotria is the largest genus in the Rubiaceae family and is considered taxonomically complex due to the limited availability of diagnostic morphological characters. This study aimed to identify a Psychotria sp.
Alifah Nur Anzani   +2 more
doaj   +1 more source

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