| Currently Accepted Name: | Equisetum hyemale L. var. affine (Engelm.) Calder & R. L. Taylor |
| Herbarium Name Used: | Equisetum hyemale L. var affine (Engelm.) A. A. Eat. |
| Locality: | USA. Indiana. Knox: 3/4 miles southeast of Emison on old Teagarden farm. |
| Habitat: | Dense colony on sand bank above old creek bed |
| Submission Info: | Submitted by Admin on 13 Oct 2014 |