संस्कृत नाम- मूर्वा
Botanical name - Marsdenia tenacissima
Description - Large climbing shrubs with grey or pale brown, corky, deeply furrowed bark. Leaves broadly ovate. Flowers greenish-yellow, in paniculate cymes. Follicle lanceolate, wrinkled
Chemical_Constituents- Roots contain 17 beta-marsdenin, 17-marsdenin, D-cymarose, beta-D-glucosyl-L-thevetose, cinnamic acid and acetic acid. Stems contain glycosides tenacissoides A-E. Seeds contain drevogenin, polyhydroxy pregnane cissogenin, tenasogenin
Uses - Roots constitute the drug White turpeth used as a purgative