is a specific kind of: geranium.

is a broader term that covers: alfilaria, alfileria, clocks, Erodium cicutarium, filaree, filaria, pin clover, pin grass, redstem storksbill | Erodium moschatum, musk clover, muskus grass, white-stemmed filaree | Erodium texanum, Texas storksbill.

is a member of: Erodium, genus Erodium.