| - calceolus L. [1753, Sp. Pl. : 951] 2n = 20 1, 2, 3, 4, 5, 6 | |
|
| - boreale Salisb. [1796, Prodr. : 10] [nom. illeg.] º C. calceolus | |
|
| - cruciatum Dulac [1867, Fl. Hautes-Pyr. : 128] [nom. illeg.] º C. calceolus | |
|
| - ferrugineum S.F. Gray [1821, Nat. Arr. Brit. Pl., 2 : 213] [nom. illeg.] º C. calceolus | |
|
| - microsaccon Kränzlin [ ] = C. calceolus | |
|
|