those item can't be trade and no restore capability...
if you equip it, each of it give you different effect for your status
Hibiscus : VIT +10, WIS +10
Jasmine : INT +10, WIS +5
Forsythia : DEX +10, WIS +5
Sunflower : STR +10, WIS +5
make sure you put it on the right character when you buy it.