Alexandre Louis Simon Lejeune
Alexandre Louis Simon Lejeune ( 23 December 1779 in Verviers – 28 December 1858 in Verviers ) was a physician and botanist . 
<triplet> Alexandre Louis Simon Lejeune <subj> 23 December 1779 <obj> date of birth <subj> Verviers <obj> place of birth <subj> 28 December 1858 <obj> date of death