Place of publication:
Fl. N. Amer. 3:465. 1997
Comment:
not validly published in Sida 14:268. 1990 (https://biodiversitylibrary.org/page/9301124) because the page was not specified (Shenzhen ICN 41.5 & Note1)
Verified:
10/24/2017
ARS Systematic Botanists.