Rudbeckia fulgida Distribution Map 2006

Rudbeckia fulgida Distribution Map 2006
Photographer: Urbatsch, Lowell E. and Patricia B. Cox. “Rudbeckia” in Flora of North America, Vol. 21, p. 53 Oxford University Press, Inc...

Full citation below:

Urbatsch, Lowell E. and Patricia B. Cox.  “Rudbeckia” in Flora of North America, Vol. 21, p. 53 Oxford University Press, Inc., New York, NY.  2006.