The influence of certain taxonomic and environmental parameters on biomass production and triterpenoid content in the leaves of Centella asiatica (L.) Urb. from Madagascar.

Centella asiatica (Apiaceae family; Talapetraka in Malagasy) is a tropical and subtropical plant with leaves containing glycotriterpenoids (asiaticosides) used in traditional and modern medicine. C. asiatica is collected exclusively in natural stands.