Catalpa, a genus of mostly deciduous trees / old term for Camellia sinensis, the tea plant 茶 / also called Thea sinensis / small evergreen shrub (Mallotus japonicus)
tree / wood / coffin / wooden / simple / numb / one of the eight categories of ancient musical instruments 八音[ba1 yin1]
木
=
八
+
十
:
Mnemonic symbol: a Christmas tree. Malte Monkey is putting up a Christmas tree (木) in the bathroom of the space station (Ø4). He's using a cross (十) as a base to put the tree on, and decorates the tree with eight-balls (八).
贾
=
覀
+
贝
:
In the ashram (a3) Joan of Arc (ji) is considering to change her last name to jia3 (贾), but the crab (贝) thinks it's a stupid idea and gives her a whipping with a knuckle duster (覀).
贾
=
覀
+
贝
:
Gitta Giraffe (gu) wants to have the merchant's (贾) crab (贝) in the space station, but she doesn't want to pay for it. Instead, she hits the merchant with a knuckle duster (覀) to get the crab for free.