▁in ▁the ▁genus ▁Ur ville a ▁found ▁in ▁French ▁Gu iana ▁and ▁in ▁the ▁Ca ating a ▁region ▁of ▁Brazil . ▁ ▁References ▁ ▁External ▁links ▁ ▁Category : S ap ind aceae ▁Category : Fl ora ▁of ▁Brazil ▁Category : Fl ora ▁of ▁French ▁Gu iana ▁Category : Pl ants ▁described ▁in ▁ 1 8 2 1 <0x0A> </s> ▁K all ern ▁is ▁a ▁municipality ▁in ▁the ▁district ▁of ▁M uri ▁in ▁the ▁canton ▁of ▁A arg au ▁in ▁Switzerland . ▁ ▁History ▁K all ern ▁is ▁first ▁mentioned ▁around ▁ 1 3 0 3 - 0 8 ▁as ▁Kal ther ren . ▁ ▁During ▁the ▁Late ▁Middle ▁A ges , ▁the ▁major ▁land own ers ▁in ▁K all ern ▁were ▁M uri ▁Ab bey ▁and ▁Hil f ikon . ▁ ▁After ▁ 1 4 1 5 , ▁the ▁village ▁belonged ▁to ▁M uri . ▁ ▁Then , ▁after ▁ 1 4 3 5 ▁it ▁belonged ▁to ▁the ▁district ▁of ▁Bos w il ▁in ▁the ▁Fre ie ▁Ä m ter . ▁ ▁Under ▁the ▁Hel vet ic ▁Republic ▁it ▁was ▁part ▁of ▁the ▁C anton ▁of ▁Baden . ▁ ▁K all ern , ▁Ober - ▁and ▁Unter hö ll ▁and ▁U ez w il ▁formed ▁a ▁collect ive ▁community . ▁ ▁N iesen berg ▁was ▁connected ▁to ▁B ett w il . ▁ ▁The ▁Act ▁of ▁Med iation ▁in ▁ 1 8 0 3 ▁led ▁to ▁the ▁current ▁community . ▁ ▁In ▁ 1 9 6 2 , ▁a ▁chap el ▁was