Achillea ptarmica L. [E]

En: sneezeweed yarrow, sneezewort, white tansy
Fr: achillée ptarmique, herbe à éturnuer
Provincial Status: LeNi
Range: Eurasia; introduced in w/nw/s/eNfld., ephemeral in cLab.

[=Achillea sylvestris Gray, non. illeg. superfl.]
[=Chamaemelum ptarmica (L.) E.H.L.Krause]
[=Ptarmica grandiflora DC.]
[=Ptarmica integrifolia Gilib., nom. inval., opus utique oppr.]
[=Ptarmica vulgaris DC. 1838, nom. illeg. hom., non Hill 1756]
[=Santolina ptarmica (L.) Baill.]

[Achillea ptarmica is known from Labrador by 2 reports that predate 1950 and a single 2019 report by S. Blaney and E. Oberndorfer from Happy Valley-Goose Bay, which had not persisted in 2021-22 (E.Oberndorfer, pers. comm., Jan. 10, 2023). This species remains listed as ephemeral in Labrador.]

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