Rudbeckia maxima Nutt.
Asteraceae
| Collection Number | not collected |
| Collectors | |
| Identified By | |
| Source | C. Davidson |
| Date | 08 August 2002 |
| Country | Canada |
| province | Ontario |
| Location | Royal Botanic Garden, Hamilton. |
| Collection Number | not collected |
| Collectors | |
| Identified By | |
| Source | C. Davidson |
| Date | 08 August 2002 |
| Country | Canada |
| province | Ontario |
| Location | Royal Botanic Garden, Hamilton. |