共 50 条
- [1] Pyrrolizidine alkaloids from Echium setosum and Echium vulgare JOURNAL OF NATURAL PRODUCTS, 1996, 59 (03): : 310 - 313
- [2] Pyrrolizidine alkaloids from Echium rauwolfii and Echium horridum (Boraginaceae) ZEITSCHRIFT FUR NATURFORSCHUNG C-A JOURNAL OF BIOSCIENCES, 1999, 54 (5-6): : 295 - 300