- IPNI Life Sciences Identifier (LSID)
- Journal of the Botanical Research Institute of Texas. Fort Worth, Texas
- 2(1): 391
- Date of Publication
- 24 Jul 2008
- Family as entered in IPNI
Brouillet cited the the basionym and parenthetical authorships as Nutt. ex Torr. & A. Gray (corrected to Torr. & A. Gray).