| Name | Amphipappus fremontii var. spinosus (A. Nelson) Ced. Porter |
| Authorship | (A. Nelson) Ced. Porter |
| Rank | Variety |
| Placed in | Amphipappus fremontii Torrey & A. Gray |
Copyright © 2013 The President and Fellows of Harvard College | Accessibility
| Name | Amphipappus fremontii var. spinosus (A. Nelson) Ced. Porter |
| Authorship | (A. Nelson) Ced. Porter |
| Rank | Variety |
| Placed in | Amphipappus fremontii Torrey & A. Gray |