Perfect Element Rewards:
Delta/GV - 20 with daily quests. 2 times a day. 10 without daily (+tome frags).
BH1 - 2 each. once a day (+coins, 30 supply token, 30 Epic Coins)
BH2 - 4 each, once a day (+ 5 damascene ores, 1 level scroll, 1 ether pill)
HDD - 2 each, up to 3 times a day (+ dragon blood stones)
FSP - 10, once a day (+ flowsilver coins)
UCH - 8-14, once a day
I think.....