Stemona

Stemona is a genus of about 30 species of flowering plants in the family Stemonaceae, native to eastern and southeastern Asia and northern Australasia.

Stemona curtisii Hook

Stemona japonica stems and leaves have many alkaloids including 6beta-hydroxystemofoline, 16-hydroxystemofoline, neostemofoline, protostemodiol, and 13-demethoxy-11(S*),12(R*)-dihydroprotostemonine.

Stemona saxorum grows in Vietnam and has alkaloids, cochinchistemoninone, stemokerrin-N-oxide, oxystemokerrilactone, saxorumamide, and isosaxorumamide.

Stemona sessilifolia has bibenzyls, stilbostemins M-O, a tocopherol, 6-methoxy-3,4-dehydro-delta-tocopherol, 3,5-dihydroxy-2'-methoxy bibenzyl, 3,5-dihydroxy bibenzyl, beta-tocopherol, stemanthrene, and gamma-tocopherol.

Stemona tuberosa roots have dihydrostilbenes, stilbostemins N-Y, and a phenanthraquinone, stemanthraquinone.

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