▁of ▁Australia , ▁published ▁in ▁ 1 8 8 9 , ▁in ▁which ▁he ▁acknowled ged ▁his ▁deb t ▁to ▁the ▁work ▁of ▁Ferdinand ▁von ▁Mu eller ▁with ▁whom ▁he ▁had ▁been ▁in ▁correspond ence . ▁ ▁In ▁ 1 8 9 0 ▁he ▁was ▁appointed ▁consult ing ▁botan ist ▁to ▁the ▁Department ▁of ▁Agricult ure ▁and ▁in ▁ 1 8 9 4 ▁was ▁made ▁Super int endent ▁of ▁Techn ical ▁Education . ▁In ▁ 1 8 9 2 ▁he ▁published ▁a ▁Bibli ography ▁of ▁Australian ▁Econom ic ▁Bot any . ▁In ▁ 1 8 9 6 , ▁Ma iden ▁was ▁appointed ▁Government ▁Botan ist ▁and ▁Director ▁of ▁the ▁Botan ic ▁Gard ens , ▁succeed ing ▁Charles ▁Moore , ▁who ▁had ▁been ▁one ▁of ▁his ▁botan ical ▁ment ors . ▁He ▁immediately ▁set ▁about ▁establish ing ▁the ▁col ony ' s ▁first ▁her b arium , ▁as ▁well ▁as ▁a ▁museum , ▁library ▁and ▁Sydney ' s ▁first ▁play ground . ▁He ▁had ▁in ▁the ▁previous ▁year ▁brought ▁out ▁Part ▁I ▁of ▁The ▁Flow ering ▁Pl ants ▁and ▁Fern s ▁of ▁New ▁South ▁Wales , ▁of ▁which ▁other ▁parts ▁appeared ▁in ▁this ▁and ▁in ▁later ▁years . ▁Another ▁valuable ▁work , ▁the ▁Forest ▁Flora ▁of ▁New ▁South ▁Wales , ▁was ▁published ▁in ▁parts ▁between ▁ 1 9 0 4 ▁and ▁ 1 9 2 4 , ▁and ▁his ▁Illustr ations ▁of ▁New ▁South ▁Wales ▁Pl ants ▁began ▁to ▁appear ▁in ▁ 1 9 0 7 . ▁In ▁ 1 9 0 9 ▁Ma