Cephalotaxus mannii

Chemical examination of the stems and roots of Cephalotaxus mannii has led to the isolation of cephalomannine (8a), a new anti-tumour alkaloid, as the major active principle, in addition to taxol (8b) and baccatin II (8c).8,9... 

Cephalotaxus mannii (Cephalotaxaceae), Taxus baccata, T. brevfolia,... 

Powell, R. G., R. W. Miller, and C. R. Smith, Jr., Cephaloman-nine a new antitumour alkaloid from Cephalotaxus mannii, Chem. Commun., 102-104 (1979). 

Powell RG, Miller RW, Smith CR Jr 1979 Cephalomannine A new antitumor alkaloid from Cephalotaxus mannii. J Chem Soc. Chem Commun pp. 102-104... 

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