⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-52746, with some changes.
This name is a synonym of Pyrrocoma lanceolata var. lanceolata .
The record derives from TICA which reports it as a synonym (record 14D61DD7-861D-449A-8D7F-61C95ADE6A45
) with original publication details: United States Geological Expolration [sic] of the Fortieth Parallel. Botany 160 1871.