Plant | Low PPM | High PPM | StdDev | *Reference | |
---|---|---|---|---|---|
Holarrhena pubescens | Stem Bark | -- | 4.2 | Siddiqui, B. S., Usmani, S. B., Begum, S., Siddiqui, S. 1993. Steroidal Alkaloids and an Androstane Derivative from the Bark of Holarrhena pubescens. Phytochemistry, 33(4): 925-928. |