⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-13021659, with some changes.

Lathyrus ornatus Nutt. is a synonym of Lathyrus polymorphus subsp. polymorphus Nutt.

This name is a synonym of Lathyrus polymorphus subsp. polymorphus Nutt..

The record derives from Tropicos which reports it as a synonym (record 13021659) with original publication details: Fl. N. Amer. 1(2): 277 277 1838.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:330872-2.