As of paeonia.

paeonia vulgare.
prepare roots and flowers, petals are on blooming time preparing, roots on spring, blooming on July-august.

dried flowers infusion use one tbl.sp. for three times/day against whooping cough, asthma.

infusion of root use one tbl.sp. for three times/day in bowel spasm, hysteria, edema, urinary stones.

paeonia anomala.
herb and roots preparing, on a blooming time, as on may-June.

as roots infuse in vodka, or spirit, for two weeks, use on 40 drops for three times/day, as causing non clear stomach acidity raising.

chop root, as powder add in glass of hot water, infuse fir two hours, use one tbl.sp. for 5 times/day.