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In Argentina, the Amaryllidaceae family (59 species) comprises a wide variety of genera, only a few species have been… Expand The bulbs and aerial parts of Zephyranthes concolor (Lindl.) Benth. & Hook. f. (Amaryllidaceae), an endemic species to Mexico… Expand The underivatized alkaloid mixture extracted from the bulbs of Chlidanthus fragrans Herb. was investigated by capillary GC/MS for… Expand Conclusions1. Features of the mass spectrometric behavior of alkaloids of the galanthamine type have been established: the… Expand The structure of the phenolic Amaryllidaceae alkaloid, chlidanthine, has been determined by NO-dimethylation to give… Expand