Cecropia obtusifolia Bertol. in Novi Comment. Acad. Sci. Inst. Bononiensis 4: 439. 1840 sec. Ibarra-Manríquez 2011
- =Cecropia mexicana Hemsl., Biol. Cent.-Amer., Bot. 3(15): 151, t. 80. 1883 syn. sec. The Plant List 2013
- =Ambaiba mexicana (Hemsl.) Kuntze, Revis. Gen. Pl. 2: 623. 1891 syn. sec. ???
- =Cecropia mexicana var. macrostachya Donn. Sm. in Bot. Gaz. 27: 442. 1899 syn. sec. The Plant List 2013
- =Cecropia mexicana f. glabrescens Donn. Sm., Enum. Pl. Guatem. 6: 45. 1903 syn. sec. The Plant List 2013