Results 61 to 70 of about 344 (130)

Expanding the distribution of Tapanhuacanga campinorum (K.Krause) P.L.R.Moraes (Rubiaceae, Rubioideae) to central-western Brazil: the first record for the State of Mato Grosso, in the Parque Estadual do Cristalino [PDF]

open access: yesHoehnea
We report the occurrence of Tapanhuacanga campinorum in the Parque Estadual do Cristalino, in the State of Mato Grosso, Central-West Brazil. This represents the first record of the genus in this State and the species in this region of the country, since ...
João Afonso Martins do Carmo   +3 more
doaj   +1 more source

A new species of Antherostele (Urophylleae, Rubioideae, Rubiaceae) from Mt. Sohoton, Samar, Philippines

open access: yes, 2013
Obico, Jasper John A., Alejandro, Grecebio Jonathan D. (2013): A new species of Antherostele (Urophylleae, Rubioideae, Rubiaceae) from Mt. Sohoton, Samar, Philippines.
Alejandro, Grecebio Jonathan D.   +1 more
core   +1 more source

A familia Rubiaceae na Reserva Biologica Guaribas, Paraiba, Brasil: subfamilia Rubioideae

open access: yes, 2017
This paper describes the results of a survey of the Rubiaceae subfamily Rubioideae in the Guaribas Biological Reserve, State of Paraíba, Brazil. Intensive collections were made from October/2000 to October/2001, revealing 17 species and nine genera of ...
Pereira, Maria do Socorro   +1 more
core  

Linked collectors and determiners for: Revision of Chassalia (Rubiaceae-Rubioideae-Palicoureeae) in Borneo, with 14 new species.

open access: yes
Natural history specimen data linked to collectors and determiners held within, "Revision of Chassalia (Rubiaceae-Rubioideae-Palicoureeae) in Borneo, with 14 new species".
Bionomia
core   +3 more sources

Searching for the taxonomic position of the African genus Colletoecema (Rubiaceae): morphology and anatomy compared to an rps16-intron analysis of the Rubioideae

open access: yes, 2000
The morphology and anatomy of the African monospecific genus Colletoecema E. Petit (Rubiaceae) is documented and illustrated (including wood anatomy, pollen morphology, gynoecial and exotestal structure).
Steven Jansen   +5 more
core   +1 more source

Deep divergences in the coffee family and the systematic position of Acranthera [PDF]

open access: yes, 2009
Despite extensive efforts, there are unresolved questions on evolutionary relationships in the angiosperm family Rubiaceae. Here, information from six loci and 149 Rubiaceae taxa provide new insights. Acranthera and Coptosapelta are strongly supported as
Kainulainen, K   +9 more
core   +1 more source

The identity of Prismatomeris subsessilis King & Gamble (Rubiaceae, Rubioideae)

open access: yes, 1988
The genus Gentingia (Rubiaceae, Rubioideae) is described to accommodate the species G. subsessilis. It is a small tree or shrub with white, sessile or almost sessile, terminal flowers and glossy blackish, 1- or 2-seeded drupes, and is known only from ...
Wong, K.M., Johansson, J.T.
core  

Molecular phylogeny of the tribe Danaideae (Rubiaceae: Rubioideae) : Another example of out-of-Madagascar dispersal

open access: yes, 2012
Extensive efforts have been made to resolve the phylogeny of the large coffee family (Rubiaceae) based on molecular data. As a result, several small tribes have been described, but the phylogenies and generic delimitations for many of these groups remain
Razafimandimbison, Sylvain G.,   +2 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  

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