PHYTOCHEMICAL STUDY OF ENDEMIC COSTA RICAN ANNONACEAE SPECIES Annona pittieri AND Cymbopetalum costaricense

Phytochemical screening of Costa Rican plants: alkaloid analysis. IV.

Pleodendron costaricense (CanellaCeae), a new speCies for Costa riCa

Pleodendron costaricense, a very rare, lowland rainforest tree known from southern Pacific Costa Rica is described and illustrated. Its only congener, P. macranthum, grows about 2000 km to the northeast, in Puerto Rico. The only other member of the family Canellaceae known from Central America is the mostly West Indian, Canella winterana, which reaches the Yucatan Peninsula of Mexico. rEsumEn. ...

Costa Rican Natural History

Phytochemical and Anticonvulsant Properties of Annona senegalensis Pers. (Annonaceae), Plant Used in Burkina Folk Medicine to Treat Epilepsy and Convulsions

Annona senegalensis Pers. (Annonaceae) is claimed in traditional medicine in Burkina Faso to be useful in the treatment of epilepsy. The present study aimed to investigate the phytochemical and pharmacological properties of the aqueous extracts of its root bark. The phytochemical analysis was performed using standard tests according to the Ciulei method. The acute toxicity was carried out in ra...

Phenology and recruitment of Caryocar costaricense (Caryocaceae), an endemic tree species of Southern Central America.

Basic aspects of the reproductive biology are largely unknown for most tropical tree species, although they are important elements to understand the impacts of anthropogenic activities as logging and forest fragmentation on these populations. In this study, data are presented on leaf and reproductive phenology, fruit production and seedling demography of a population of an endemic tree species ...