Taxon:
Rudbeckia californica A. Gray var. intermedia Perdue
Summary
Place of publication:
Rhodora 64:328. 1962
Verified:
07/01/2008
ARS Systematic Botanists.
Autonyms (not in current use), synonyms and invalid designations
Reference(s)
- Cox, P. B. & L. E. Urbatsch. 1994. A taxonomic revision of Rudbeckia subg. Macrocline (Asteraceae: Heliantheae: Rudbeckiinae). Castanea 59:309.
- FNA Editorial Committee. 1993-. Flora of North America. URL: http://floranorthamerica.org/
- Hickman, J. C., ed. 1993. The Jepson manual: higher plants of California
- Kartesz, J. T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland.