Results 91 to 100 of about 712 (175)

Evolution of Growth Habit, Inflorescence Architecture, Flower Size, and Fruit Type in Rubiaceae: Its Ecological and Evolutionary Implications [PDF]

open access: yes, 2012
During angiosperm evolution, innovations in vegetative and reproductive organs have resulted in tremendous morphological diversity, which has played a crucial role in the ecological success of flowering plants.
Bremer, Birgitta   +3 more
core   +1 more source

PROSPECÇÃO FITOQUÍMICA DE PSYCHOTRIA COLORATA (WILLD. EX. R. & S.) MÜLL. ARG. E P. HOFFMANNSEGGIANA (R. & S.) MÜLL. ARG. [PDF]

open access: yes, 2015
Rubiaceae é uma das maiores famílias de angiospermas abrangendo cerca de 650 gêneros e 13.000 espécies concentrada nos trópicos. O gênero Psychotria L. possui complexa taxonomia e se destaca pela produção de alcaloides bioativos amplamente utilizados na ...
Alencar, Sarah Ribeiro   +4 more
core   +1 more source

Anthraquinones with Antiplasmodial Activity from the Roots of [PDF]

open access: yes
molecule
Che Puteh Osman   +6 more
core  

Systematics of subtribe Anthosperminae and the generic affinities of Anthospermum L. and Nenax Gaertn. (Rubiaceae: Anthospermeae) [PDF]

open access: yes, 2021
Magister Scientiae (Biodiversity and Conservation Biology)The last taxonomic treatment of the subtribe Anthosperminae Benth. (Rubiaceae, Rubioideae, Anthospermeae) was in 1986 by Puff., nevertheless, few attempts have been made to resolve the phylogeny
Nemando, Rangani
core  

Molecular Phylogeny of the Genus Houstonia and Allies in Rubiaceae [PDF]

open access: yes, 2015
Houstonia (Rubiaceae) is a strictly North American genus of 24 species distributed from Mexico, throughout the United States, up to Canada. Houstonia has proven to be a taxonomically difficult genus since the Linnaean description of Houstonia and the ...
Shanks, Hunter Lee
core   +1 more source

Anatomia dos órgãos vegetativos de Coccocypselum cordifolium Nees & Mart. (Rubiaceae) [PDF]

open access: yes, 2021
O presente trabalho tem objetivo de caracterizar a anatomia dos órgãos vegetativos de Coccocypselum cordifolium Nees & Mart. O material vegetal foi coletado em área da Estação Biológica de Santa Lúcia, Santa Teresa, Espírito Santo.
Aoyama, Elisa Mitsuko   +1 more
core   +1 more source

Biological activity studies of some rubiaceous plants (subfamily rubioideae) and phytochemical investigation of hedyotis philippinensis / Emi Norzehan Mohamad Mahbob [PDF]

open access: yes, 2010
In this study, the biological activities of 13 Rubioideae plants were investigated with the aim of iscovering its bioactive constituents. The assays employed were ferric thiocyanate (FTC), thiobarbituric acid (TBA) and 1,1-diphenyl-2-picrylhydrazyl (DPPH)
Mohamad Mahbob, Emi Norzehan
core  

First catalogue of the rust fungi of French Guiana, northern South America [PDF]

open access: yes, 2018
An annotated list of the rust fungi (Uredinales or Pucciniales) of French Guiana is presented. It enumerates 68 species of which 57 are new reports for the department and 3, Aecidium plukenetiae, Puccinia kourouensis and P.
Berndt, Reinhard
core  

Two new species and one new addition of Lasianthus (Rubiaceae) for the flora of Vietnam [PDF]

open access: yes
Two new species of Lasianthus (Rubiaceae), L. trongii and L. hoabinhensis, are described from Vietnam. Lasianthus trongii (sect. Nudiflorae) is closely related to L. tamdaoensis but distinguished by its glabrous branches, shorter petioles, 4 calyx lobes,
Dang, Van-Son   +8 more
core   +1 more source

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