TY - JOUR T1 - Flavonoid chemistry of the generic segregates Ascyrum and Crookea of Hypericum. JF - Biochem. Syst. Ecol. Y1 - 1983 A1 - Calie, PJ A1 - Schilling, EE A1 - Webb, DH SP - 107 EP - 109 (1983) KW - Systematics: ANGIOSPERMAE HYPERICACEAE: HYPERICUM VL - 11 N1 - EnChemotaxonomy. Geog=3KBD, Royal Botanic Gardens, Kew. ER -