Two New Spermidine Alkaloids from Chisocheton weinlandii

Two New Spermidine Alkaloids from Chisocheton weinlandii Two New Spermidine Alkaloids from <i>Chisocheton weinlandii</i> Two New Spermidine Alkaloids from Chisocheton weinlandii A New Alkaloid from Narcissus serotinus L. Diterpenoid Alkaloids from Aconitum tanguticum Diterpenoid Alkaloids from the Roots of Aconitum cochleare Two New C₁₉‐Diterpenoid Alkaloids from Aconitum hemsleyanium var. circinacum. Isoechinatine, a Pyrrolizidine Alkaloid from Cynoglossum furcatum Subincanadines A—C, Novel Quaternary Indole Alkaloids from Aspidosperma subincanum. Senepodines B—E, New C₂₂N₂ Alkaloids from Lycopodium chinense.