▁re - created ▁state ▁of ▁Poland . ▁On ▁July ▁ 3 1 , ▁ 1 9 2 7 , ▁a ▁ceremony ▁un ve iled ▁in ▁the ▁park ▁the ▁monument ▁to ▁Henry k ▁S ien k iew icz , ▁first ▁of ▁its ▁kind ▁in ▁the ▁country . ▁ ▁In ▁ 1 9 3 8 , ▁a ▁survey ▁in ▁registered ▁ 8 4 ▁species ▁of ▁trees ▁and ▁shr ubs ▁including : ▁white ▁bir ch , ▁common ▁ha w th orn , ▁al ders , ▁sweet ▁ch est n uts , ▁silver ▁ber ry , ▁common ▁salt ▁trees , ▁wal nut ▁trees , ▁magn ol ias , ▁j as min es , ▁pop l ars , ▁silver ▁pop l ars , ▁cher ry ▁trees , ▁English ▁o aks , ▁ro bin ias , ▁sum acs , ▁elder ▁ber ries , ▁will ows , ▁l ime ▁trees , ▁el ms , ▁bas alm ▁trees , ▁f irs , ▁white ▁f irs , ▁saw ara ▁cy press es , ▁Norway ▁spr u ces , ▁blue ▁spr u ces , ▁mountain ▁p ines , ▁p ine ▁trees , ▁Swiss ▁p ines , ▁English ▁y ew s , ▁ash leaf ▁map les , ▁a il anth us , ▁sy cam ores , ▁Norway ▁map les , ▁field ▁map les , ▁silver ▁map les , ▁horse - ch est n uts , ▁horse - ch est n uts , ▁be ech es , ▁European ▁be ech es , ▁horn be ams ▁and ▁European ▁horn be ams . ▁ ▁In ▁particular ,