| Ichnanthus calvescens var. scabrior Döll, 1877 |
| Ichnanthus colonarius K.E. Rogers, 1971 |
| Ichnanthus confertus K.E. Rogers, 1972 |
| Ichnanthus glaber Link ex Steud., 1854 |
| Ichnanthus glaziouii K.E. Rogers, 1972 |
| Ichnanthus gracilis Swallen, 1953 |
| Ichnanthus hitchcockii K.E. Rogers, 1972 |
| Ichnanthus ichnodes (Griseb.) Hitchc. & Chase, 1917 |
| Ichnanthus inconstans (Trin. ex Nees) Döll, 1877 |
| Ichnanthus lagotis (Trin.) Swallen, 1938 |
| Ichnanthus lanceolatus Scribn. & J.G. Sm., 1897 |
| Ichnanthus latifolius K.E. Rogers, 1971 |
| Ichnanthus luetzelburgii Mez, 1921 |
| Ichnanthus martianus (Nees) Döll, 1877 |
| Ichnanthus mexicanus E. Fourn., 1886 |
| Ichnanthus nemoralis (Schrad.) Hitchc. & Chase, 1917 |
| Ichnanthus nemorosus (Sw.) Döll, 1877 |
| Ichnanthus nemorosus var. swartzii K.E. Rogers, 1971 |
| Ichnanthus nubigenus Swallen, 1950 |
| Ichnanthus nubilis Chase, 1952 |