Planta Medica, Table of Contents Planta Med 1988; 54(5): 430-433DOI: 10.1055/s-2006-962490 Papers © Georg Thieme Verlag Stuttgart · New YorkThe Spermine Alkaloids of Chaenorhinum minus Jiping Zhu, Manfred Hesse Organisch-chemisches Institut der Universität Zürich, Winterthurerstraße 190, CH-8057 Zürich, Switzerland. Recommend Article Abstract PDF Download Buy Article Abstract The spermine alkaloids O-methylorantine (1), orantine (2), ephedradine B (3), ephedradine C (4), and chaenorpine (5) were isolated from Chaenorhinum minus. PDF (337 kb)