Hymenothrix is a small genus of North American flowering plants in the daisy family known as thimbleheads.

They are native to the southwestern United States and northern Mexico.

[2] These are spindly, erect annual, biennial, and perennial herbs with white or yellow flowers.

[3] The following species are recognised in the genus Hymenothrix:[1][4][5] Hymenothrix purpurea Brandegee - Florestina purpurea (Brandegee) Rydb.

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