, ▁Executive ▁Director ▁of ▁the ▁Royal ▁Ontario ▁Museum ▁▁ 1 9 9 0 – 1 9 9 9 , ▁professor ▁of ▁bot any ▁at ▁the ▁University ▁of ▁Toronto ▁▁ 1 9 9 1 – 1 9 9 5 , ▁Director ▁of ▁the ▁Royal ▁Ontario ▁Museum ▁▁▁ 1 9 9 5 – 1 9 9 7 , ▁Director ▁and ▁President ▁of ▁the ▁Royal ▁Ontario ▁Museum ▁ ▁Since ▁his ▁ret irement ▁in ▁ 1 9 9 9 , ▁Dr ▁Mc Ne ill ▁has ▁served ▁as ▁Director ▁Emer it us ▁of ▁the ▁Royal ▁Ontario ▁Museum . ▁Since ▁ 1 9 9 8 ▁he ▁has ▁been ▁an ▁honor ary ▁research ▁associate ▁at ▁the ▁Royal ▁Botan ic ▁Garden ▁Edinburgh . ▁He ▁is ▁involved ▁in ▁the ▁Flora ▁of ▁North ▁America , ▁acting ▁as ▁an ▁editor , ▁writer , ▁and ▁as ▁a ▁consult ant ▁on ▁matters ▁of ▁botan ical ▁nom en cl ature ▁related ▁to ▁the ▁project . ▁He ▁was ▁President ▁of ▁the ▁International ▁Organ ization ▁for ▁Plant ▁Information . ▁For ▁the ▁Flora ▁of ▁China ▁he ▁contributed ▁to ▁the ▁descri ptions ▁of ▁the ▁families ▁C ary oph yl lace ae ▁and ▁Pol ygon aceae . ▁ ▁Mc Ne ill ▁was ▁the ▁( co -) ▁author ▁of ▁more ▁than ▁si xty ▁botan ical ▁names . ▁He ▁is ▁a ▁member ▁of ▁the ▁American ▁Society ▁of ▁Plant ▁Tax onom ists ▁and ▁he ▁serves ▁on ▁the ▁editor ial ▁board ▁of ▁Edinburgh ▁Journal ▁of ▁Bot any . ▁ ▁References ▁▁▁ ▁Flora ▁Tre at ments ▁by ▁John ▁Mc Ne ill , ▁in ▁Flora ▁of ▁China ▁