Veronicastrum virginicum f. purpureum (Pursh ex Eaton) Farw.
, Rep. (Annual) Michigan Acad. Sci. 21: 370 (1920). BHL
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:264774-2
- Species Name
- Veronicastrum virginicum (L.) Farw., Druggists' Circ. 61: 231 (1917).
- Publication
- Report (Annual) of the Michigan Academy of Science, Arts, and Letters. East Lansing
- Collation
- 21: 370
- Date of Publication
- Jul 1920
- Family as entered in IPNI
- Scrophulariaceae