Two New Alkaloids from Bulbs of Lycoris squamigera

Two New Alkaloids from Bulbs of Lycoris squamigera Two New Amaryllidaceae Alkaloids from the Bulbs of Lycoris radiata Two New Amaryllidaceae Alkaloids from the Bulbs of Lycoris radiata Minor alkaloids from Lycoris sanguinea Alkaloids from the Bulbs of Lycoris aurea Alkaloids from the Bulbs of <i>Lycoris aurea</i> Alkaloids ofLycoris guangxiensis¹ Alkaloids of the Amaryllidaceae. IV. Crystalline Alkaloids of Ammocharis coranica (Ker-Gawl.) Herb., Brunsvigia rosea (Lam.) Hannibal and Two Crinum Species Alkaloids of the amaryllidaceae. A new alkaloid, sanguinine, from Lycoris sanguinea Maxim. var. Kiushiana Makino, and pretazettine from Lycoris radiata Herb. (−)-Amarbellisine, a lycorine-type alkaloid from Amaryllis belladonna L. growing in Egypt