Pieter Baas
... that botanist Pieter Baas was convinced that Queen Beatrix helped in the formation of the National Herbarium of the Netherlands, which the responsible minister denied?
... that botanist <b id="mwAjo"><a href="./Pieter_Baas" id="mwAjs" rel="mw:WikiLink" title="Pieter Baas">Pieter Baas</a></b> was convinced that Queen <a href="./Beatrix_of_the_Netherlands" id="mwAjw" rel="mw:WikiLink" title="Beatrix of the Netherlands">Beatrix</a> helped in the formation of the <a href="./National_Herbarium_of_the_Netherlands" id="mwAj0" rel="mw:WikiLink" title="National Herbarium of the Netherlands">National Herbarium of the Netherlands</a>, which the responsible minister denied?