- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:1213922-2
- Publication
- Manual of the botany of the northern United States: including Virginia, Kentucky, and all east of the Mississippi: arranged according to the natural system. (The mosses and liverworts by Wm. S. Sullivant). Edition: 2nd ed. New York
- Collation
- 391
- Family as entered in IPNI
- Euphorbiaceae
Remarks
A. Gray mentioned his infrageneric ranks on preface xi, paragraph 3.