裇

血 = 丶 + 皿 : Mnemonic symbol: blood transfusion.

Xu Xian hurt himself and needs to get a blood transfusion in the elevator's bathroom. He found a petal leaf as donor, which is bleeding droplets into a bowl; Xu Xian gets the blood from the bowl as infusion using some tubes.

衤 = 礻 + 丿 : Mnemonic symbol: a royal ermine coat.

Maud Younger used to wear a monk's cowl when leaving the space station, but when she got a royal ermine coat she gladly threw the monk's cowl out. Nowadays she uses to wave a petal leaf matching her new coat.