T amil , p attan - s ansk rit ▁) ▁. p atal i ▁is ▁the ▁name ▁of ▁the ▁tr ump et ▁flower . ▁It ▁had ▁fort ified ▁cit ily ▁har bour ▁and ▁well ▁known ▁as ▁a ▁great ▁trade ▁hub . ▁T amil ▁k az h ag am ▁( s ang am ▁) ▁literature ▁calls ▁it ▁golden ▁city ▁. It ▁was ▁situated ▁on ▁the ▁bank ▁of ▁river ▁G anges . ▁it ▁was ▁flo oded ▁during ▁ 4 th ▁century ▁AD ▁. ▁ ▁A ▁very ▁few ▁as cri bes ▁the ▁origin ▁of ▁Pat na ▁to ▁a ▁myth ological ▁king , ▁Put ra ka , ▁who ▁created ▁Pat na ▁by ▁a ▁magic ▁stroke ▁for ▁his ▁queen ▁P atal i , ▁literally ▁Trump et ▁flower , ▁which ▁gives ▁it ▁its ▁ancient ▁name ▁P atal ig ram . ▁It ▁is ▁said ▁that ▁in ▁honour ▁of ▁the ▁first ▁born ▁to ▁the ▁queen , ▁the ▁city ▁was ▁named ▁P atal i put ra . ▁Gram ▁is ▁the ▁S ansk rit ▁for ▁a ▁village ▁and ▁Put ra ▁means ▁a ▁son . ▁ ▁The ▁H ary ank as ▁▁ ▁According ▁to ▁tradition , ▁the ▁H ary anka ▁dynast y ▁founded ▁in ▁ 6 8 4 ▁B CE , ▁whose ▁capital ▁was ▁Raj ag ri ha , ▁later ▁P atal i put ra , ▁the ▁present ▁day ▁Pat na . ▁This ▁dynast y ▁last ed ▁until ▁ 4 2 4 ▁B CE , ▁when ▁it ▁was ▁over th rown ▁by ▁the ▁N anda ▁dynast y . ▁This ▁period ▁saw ▁the ▁development ▁of