42 168778 Bursera copallifera (Sessé & Moç. ex DC.) Bullock [116 376736 Elaphrium copalliferum Moç. & Sessé ex DC.] Burseraceae
M. Sessé, M. Mociño, Draw. Roy. Exped. New Spain: [Hunt instutute, Turner collection no. 0387] (1787-1803)