CanadanativeA, México (Country)nativeB: Baja CalifornianativeB, United States of AmericanativeA
Bibliografía
A.Hickman, J. C. 1993: – The Jepson Manual: Higher Plants of California 1–1400
B.Rebman, J. P., Gibson, J. & Rich, K. 2016: Annotated checklist of the vascular plants of Baja California, Mexico. – Proc. San Diego Soc. Nat. Hist. 45: 1-353