| Name | Erigeron foliosus var. hartwegii (Greene) Jepson |
| Authorship | (Greene) Jepson |
| Rank | Variety |
| Placed in | Erigeron foliosus Nuttall |
| Citation | 1925 Man. Fl. Pl. Calif. 1056 |
| Holdings | 15 Specimens held in the Harvard University Herbaria identified as Erigeron foliosus var. hartwegii (Greene) Jepson |
| Identification made in | [no date] (15) |