IMIDAZOLE ALKALOIDS FROM THE INDOPACIFIC SPONGE PERICHARAX HETERORAPHIS

A NEW ALKALOID FROM OXANDRA XYLOPIOIDES DIELS

NEW DOVYALICIN-TYPE SPERMIDINE ALKALOID FROM DOVYALIS CAFFRA (WARB.); FAMILY: SALICACEAE, CULTIVATED IN EGYPT

PYRROLOPHENANTHRIDONE ALKALOIDS FROM CRINUM AUGUSTUM ROX. BULBS.

Flavones and quaternary alkaloid from Tarchonanthus camphoratus L.

(-)- TERMINE, A NEW LUPIN ALKALOID FROM THE SEEDS OF LUPINUS TERMIS

CYTOTOXIC PHENOLICS FROM THE FLOWERS OF HIPPEASTRUM VITTATUM

MICROCHEMICAL IDENTIFICATION AND DIFFERENTIATION OF AMARYLLIDACEAE ALKALOIDS PART II: TRISPHERIDINE, 6--ETHOXYBUPHANISINE, 6--ETHOXYCRININE, 3-O-ACETYLPOWELLINE, 3-O-ACETYLCRIN

SPARTEINE AND I3-HYDROXY SPARTEINE FROM LEAVES OF SOPHORA SECUNDIFLORA (ORTEG.) LAG.

A NEW BIFLAVONOID FROM LONICERA SEMPERVIRENS