a Madagascan tree species
... that the toxic bark of a Madagascan tree species has been used as a poison in trials by ordeal?
... that the toxic bark of <b id="mwA2c"><a href="./Erythrophleum_couminga" id="mwA2g" rel="mw:WikiLink" title="Erythrophleum couminga">a Madagascan tree species</a></b> has been used as a poison in <a href="./Trial_by_ordeal" id="mwA2k" rel="mw:WikiLink" title="Trial by ordeal">trials by ordeal</a>?