Genero Galianthe Subg. Ebelia (Rubiaceae: Spermacoceae): Estudio Palinologico

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Morphological and molecular data confirm the transfer of homostylous species in the typically distylous genus Galianthe (Rubiaceae), and the description of the new species Galianthe vasquezii from Peru and Colombia

Galianthe (Rubiaceae) is a neotropical genus comprising 50 species divided into two subgenera, Galianthe subgen. Galianthe, with 39 species and Galianthe subgen. Ebelia, with 11 species. The diagnostic features of the genus are: usually erect habit with xylopodium, distylous flowers arranged in lax thyrsoid inflorescences, bifid stigmas, 2-carpellate and longitudinally dehiscent fruits, with de...

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Medicinal Attributes of Family Rubiaceae

Large number of medicinal plants has been extensively screened for biologically active molecules with an intension of finding new drugs for treating different diseases.A number of medicinal plants have been evaluated for their healing potentials most of them have shown their protective effects against several diseases. Drug discovery from medicinal plants comprise a multifaceted approach of com...

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Flavonoids from Chiococca braquiata (Rubiaceae)

The genus Chiococca (Rubiaceae) with 22 species is endemic of the American Continent, and occurs from North America to Brazil. Several Chiococca species have been traditionally used in these regions for the treatment of numerous human ailments including inflammation, antivirus, anti-edema and as aphrodisiac. Other plants belonging to the Rubiaceae family have yielded a number of interesting bio...

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Secondary metabolites from Rubiaceae species.

This study describes some characteristics of the Rubiaceae family pertaining to the occurrence and distribution of secondary metabolites in the main genera of this family. It reports the review of phytochemical studies addressing all species of Rubiaceae, published between 1990 and 2014. Iridoids, anthraquinones, triterpenes, indole alkaloids as well as other varying alkaloid subclasses, have s...

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Pollen development of Rondeletia odorata (Rubiaceae).

Pollen wall ontogeny of RONDELETIA: odorata was studied with transmission electron microscopy (TEM) and scanning electron microscopy (SEM) from tetrad stage until maturity. The ontogenetic sequence of wall development in RONDELETIA: follows, to some extent, the basic scheme in the angiosperms, i.e., development starts centripetally with the pro-columellae in a plasmalemma surface coating (prime...

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ژورنال

عنوان ژورنال: Annals of the Missouri Botanical Garden

سال: 1997

ISSN: 0026-6493

DOI: 10.2307/2992032