Results 161 to 170 of about 712 (175)
Some of the next articles are maybe not open access.
Studies in the Rubiaceae-Rubioideae for the 'Flora of Tropical East Africa': II
Kew Bulletin, 1975In dealing with the Psychotria peduncularis (Salisb.) Steyermark complex (as Cephaelis peduncularis Salisb.), Hepper (Fl. W. Trop. Afr. ed. 2, 2: 203-4 (1963)) had to recognize numerous varieties. A similar treatment has been found necessary but to a lesser degree in dealing with the species in East Africa.
openaire +1 more source
Chromosomes of Neotropical Rubiaceae. I: Rubioideae
Annals of the Missouri Botanical Garden, 2010This paper presents chromosome data for 130 accessions of 91 species or subspecific taxa representing 26 genera of Neotropical Rubioideae (Rubiaceae). It includes the first chromosome counts for the tribe Perameae, for 11 genera, and for 71 species and subspecific taxa.
openaire +1 more source
The identity of Prismatomeris subsessilis King & Gamble (Rubiaceae, Rubioideae)
1988The 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 submontane rain forests in NW. Peninsular Malaysia.
Johansson, J.T., Wong, K.M.
openaire +1 more source
A new species of Gynochtides (Rubiaceae, Rubioideae) from Australia
Australian Systematic Botany, 1988The genus Gynochtodes Blume ( Rubiaceae, Rubioideae) is reported from Australia for the first time and the new species, G. australiensis J T Johansson, which occurs in the Northern Territory and Queensland, is described and illustrated. A map of its distribution is provided.
openaire +1 more source
TAXON, 2012
AbstractExtensive 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 unclear.
Åsa Krüger +2 more
openaire +1 more source
AbstractExtensive 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 unclear.
Åsa Krüger +2 more
openaire +1 more source
RUBIACEAE, SPERMACOCEAE ALLIANCE, SUBFAMILY RUBIOIDEAE
2022P. De Block, S. G. Razafimandimbison
openaire +1 more source
Nordic Journal of Botany, 1993
The pollen morphology in 168 species of Psychotria (Rubiaceae, Rubiodeae, Psychotrieae) has been investigated using light microscopy and, for 61 of the speices, scanning electron microscopy. Transmission electron microscopical studies have been carried out for seven of the species.
openaire +1 more source
The pollen morphology in 168 species of Psychotria (Rubiaceae, Rubiodeae, Psychotrieae) has been investigated using light microscopy and, for 61 of the speices, scanning electron microscopy. Transmission electron microscopical studies have been carried out for seven of the species.
openaire +1 more source
RUBIACEAE, PSYCHOTRIEAE ALLIANCE, AND SOME RELATED GROUPS, SUBFAMILY RUBIOIDEAE
2022C. M. Taylor, S. G. Razafimandimbison
openaire +1 more source
Chassalia subcordatifolia, a New Combination in African Rubiaceae (Rubioideae, Psychotrieae)
Systematics and Geography of Plants, 1999Piesschaert, Frederic +2 more
openaire +2 more sources
Estudos taxonômicos e filogenéticos de Manettia Mutis ex L. (Rubioideae, Rubiaceae)
2021openaire +1 more source