Bibliography
Source: Catalogue of Life
1 result
Perdue. (1957). Rhodora 59: 289 (1957). |
Citation
Rudbeckia californica var. intermedia Perdue in undefined
Source: Catalogue of Life
Perdue. (1957). Rhodora 59: 289 (1957). |
Rudbeckia californica var. intermedia Perdue in undefined