The Plant List — A working list for all plant species

⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record ild-28116, with some changes.

H Lathyrus stipulaceus (Pursh) Butters & St.John is a synonym of Lathyrus polymorphus subsp. polymorphus Nutt.

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

The record derives from ILDIS which reports it as a synonym (record 28116).