''Erythroxylum rufum'', the rufous false coca, is a flowering plant species in the genus ''

Erythroxylum ''Erythroxylum'' is a genus of tropical flowering plants in the family Erythroxylaceae. Many of the approximately 200 species contain the tropane alkaloid cocaine,Bieri S, Brachet A, Veuthey J, Christen P. Cocaine distribution in wild Erythroxyl ...

''. Ombuin-3-O-rhamnosylglucoside, a glycoside of

ombuin Ombuin is an O-methylated flavonol, a type of flavonoid. It is the 4',7-O-methyl derivative of quercetin. Ombuin can be found in species of the genus ''Erythroxylum''. It can also be synthesized. Ombuin 3-sulfate can be isolated from '' Flaveri ...

, can be found in ''E. rufum''.Flavonoids of Erythroxylum rufum and Erythroxylum ulei. Bruce A. Bohm, David W. Phillips and Fred R. Gander, J. Nat. Prod., 1981, volume 44, issue 6, pages 676–679,

References

rufum Plants described in 1789 Taxa named by Antonio José Cavanilles {{Malpighiales-stub