Two diterpene rhamnosides, mimosasides B and C, from Mimosa hostilis.

Two new diterpene rhamnosides, mimosasides B and C (1, 2) were isolated together with mimosaside A (3), a known diterpene rhamnoside (4), four known flavones (5—8), five known flavanones (9—13), and four known chalcones (14—17) from the leaves and twigs of a Brazilian medicinal plant, Mimosa hostilis.