| Asteraceae |
|
Arctium minus
| (Hill) Bernh. | Syst. Verz. 154 | 1800 |
| Asteraceae |
|
Arctium minus
| Schkuhr | Bot. Handb. 3: 49 | 1803 |
| Asteraceae |
|
Arctium minus var. corymbosum
| Wiegand | Rhodora 26(301): 5 | 1924 |
| Asteraceae |
|
Arctium minus fo. laciniatum
| Clute | Amer. Bot. (Binghamton) 15: 83 | 1909 |
| Asteraceae |
|
Arctium minus fo. minus
| | | |
| Asteraceae |
|
Arctium minus fo. pallidum
| Farw. | Rep. (Annual) Michigan Acad. Sci. 22: 185 | 1921 |
| Asteraceae |
|
Arctium minus subsp. pubens
| Aren. | | |
| Asteraceae |
|
Arctium minus fo. purpureum
| Evans | | |
| Asteraceae |
|
Arctium minus fo. tomentosum
| (A. Gray) Moldenke | Castanea 9(1-3): 60 | 1944 |