Constituents of Veltheimia viridifolia; I. Homoisoflavanones of the Bulbs* - Amschler, Gudrun; Frahm, August W; Hatzelmann, Armin; Kilian, Ulrich; Müller-Doblies, Dieter; Müller-Doblies, Ulrike (Planta Medica, 1996)