Galanthus caucasicus

Structure 113 has been assigned by physical methods to galanthusine isolated from Galanthus caucasicus (22). 

Aside from those mentioned in the Table, three other alkaloids were detected in Galanthus caucasicus, but were not identified.9 It is possible that galanthusine (5), isolated10 from the same species, may be correlated with the degradation product (3) of clividine and hippeastrine (see above).7 Leucojum vernum yielded the alkaloids listed in the Table and three others which were not characterized.12 Pseudolycorine (6 R1 = R3 = R4 = H, R2 = Me), from Narcissus tazetta, and the residual alkaloid extract from this species appear to show excellent activity against a specific type of leukaemia.13... 

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