Dahlia tenuicaulis P.D. Sørensen
Asteraceae
| Collection Number | not collected |
| Collectors | |
| Identified By | |
| Source | C. Davidson |
| Date | 09 August 2007 |
| Country | USA |
| state | California |
| Garden | San Francisco Botanical Garden at Strybing Arboretum |
| Location | Golden Gate Park, San Francisco |