Verbatim text: Norton, J. B. S. 1900. A revision of the American species of Euphorbia of the section Tithymalus occurring north of Mexico. Rep. (Annual) Missouri Bot. Gard. 11: 85–144.
Author: Norton, J.B.S.
Year: 1900
Title: A revision of the American species of Euphorbia of the section Tithymalus occurring north of Mexico
Journal: Rep. (Annual) Missouri Bot. Gard
Volume: 11
Pages: 85–144