aceae . ▁It ▁belongs ▁to ▁the ▁sub ▁family ▁Fab o ide ae . ▁It ▁is ▁the ▁only ▁member ▁of ▁the ▁genus ▁Hol oc aly x . ▁ ▁References ▁ ▁Category : Ex ost yle ae <0x0A> </s> ▁The ▁D ag ny ▁Johnson ▁Key ▁L argo ▁Hamm ock ▁Botan ical ▁State ▁Park ▁is ▁a ▁Florida ▁State ▁Park , ▁located ▁in ▁the ▁center ▁of ▁Key ▁L argo ▁in ▁the ▁Florida ▁Ke ys , ▁on ▁County ▁Road ▁ 9 0 5 , ▁one - qu arter ▁mile ▁north ▁of ▁its ▁intersection ▁with ▁the ▁O verse as ▁Highway ▁( US ▁ 1 ). ▁ ▁The ▁park ' s ▁name ▁hon ors ▁D ag ny ▁Johnson , ▁a ▁local ▁environmental ist ▁activ ist , ▁and ▁is ▁constructed ▁on ▁land ▁bought ▁up ▁in ▁ 1 9 8 2 ▁after ▁the ▁financial ▁dem ise ▁of ▁Port ▁B oug ain ville , ▁a ▁project ▁which ▁would ▁have ▁included ▁ 1 5 ▁hot els ▁and ▁over ▁ 2 0 0 0 ▁cond os . ▁The ▁park ▁is ▁an ▁important ▁habitat ▁for ▁the ▁threatened ▁Key ▁L argo ▁Wood rat ▁and ▁the ▁Key ▁L argo ▁Cot ton ▁Mouse , ▁which ▁are ▁found ▁only ▁in ▁this ▁part ▁of ▁Key ▁L argo : ▁ 9 0 % ▁of ▁these ▁animals ' ▁habitat ▁is ▁in ▁the ▁D ag ny ▁Johnson ▁Park ▁and ▁the ▁adjacent ▁Cro cod ile ▁Lake ▁National ▁Wild life ▁Ref uge . ▁ ▁Ad mission ▁and ▁hours ▁There ▁is ▁a ▁$ 2 . 5 0 ▁per ▁person ▁entrance ▁fee . ▁Florida ▁state ▁par ks ▁are