S.D. Codified Laws § 1-6-11
Current with legislation signed by the governor on or before 3/6/2024
The Black Hills Spruce, Picea Glauca Densata, being a tree native to the State of South Dakota and by its name definitely designating this state as its own and being a tree of noble attributes, is hereby named to be the state tree of South Dakota.
SDCL 1-6-11