▁founder ▁of ▁the ▁extremely ▁wealth y ▁G ug gen heim ▁family ▁was ▁born ▁in ▁L eng n au . ▁ ▁References ▁ ▁External ▁links ▁▁▁▁ ▁Category : M unicip al ities ▁of ▁A arg au ▁Category : C ult ural ▁property ▁of ▁national ▁significance ▁in ▁A arg au <0x0A> </s> ▁Hyper os ide ▁is ▁a ▁chemical ▁comp ound . ▁It ▁is ▁the ▁ 3 - O - gal act os ide ▁of ▁qu erc et in . ▁ ▁Natural ▁occurr ences ▁ ▁Hyper os ide ▁has ▁been ▁isolated ▁from ▁Dro ser a ▁rot und ifolia , ▁from ▁the ▁Lam ia ceae ▁St ach ys ▁sp . ▁and ▁Pr un ella ▁vul gar is , ▁from ▁Rum ex ▁ac et os ella , ▁C usc uta ▁ch in ensis ▁se eds , ▁from ▁St ▁John ' s ▁w ort ▁and ▁from ▁Cam pt othe ca ▁ac umin ata . ▁It ▁is ▁one ▁of ▁the ▁phen ol ic ▁comp ounds ▁in ▁the ▁invas ive ▁plant ▁Car p ob rot us ▁ed ul is ▁and ▁cont ributes ▁to ▁the ▁ant ib acter ial ▁properties ▁of ▁the ▁plant . ▁ ▁In ▁R he um ▁nob ile ▁and ▁R . ▁rh ap ont icum , ▁it ▁serves ▁as ▁a ▁U V ▁block er ▁found ▁in ▁the ▁b ract s . ▁ ▁It ▁is ▁also ▁found ▁in ▁Ger an ium ▁n ive um ▁and ▁Tax ill us ▁ka emp fer i . ▁ ▁References ▁ ▁Category : Qu erc et in ▁g ly cos ides ▁Category : F lav