| Asteraceae | |
Schkuhria pinnata var. abrotanoides
| (Roth) Cabrera | Anales Soc. Ci. Argent. 114(4): 189–190 | 1932 |
| Asteraceae | |
Schkuhria pinnata var. guatemalensis
| (Rydb.) McVaugh | Contr. Univ. Michigan Herb. 9: 443 | 1972 |
| Asteraceae | |
Schkuhria pinnata var. octoaristata
| (DC.) Cabrera | Anales Soc. Ci. Argent. 114(4): 190 | 1932 |
| Asteraceae | |
Schkuhria pinnata var. pinnata
| | | |
| Asteraceae | |
Schkuhria pinnata fo. pringlei
| (S. Watson) Heiser | Ann. Missouri Bot. Gard. 32: 271 | 1945 |
| Asteraceae | |
Schkuhria pinnata var. virgata
| (La Llave) Heiser | Ann. Missouri Bot. Gard. 32(3): 271 | 1945 |
| Asteraceae | * |
Schkuhria pinnata var. wislizeni
| (A. Gray) B.L. Turner | Phytologia 79(5): 364 | 1995 |