蓖 蓖 bi4
the castor-oil plant

strokes 13
radical
艸
艸
strokes after radical 10
蓖麻 蓖麻 bi4 ma2
castor-oil plant

蓖麻毒素 蓖麻毒素 bi4 ma2 du2 su4
ricin

蓖麻籽 蓖麻籽 bi4 ma2 zi3
castor beans