Asta schaffneri is a species of flowering plant in the family Brassicaceae, and the sole species in genus Asta. It is a subshrub native to northeastern Mexico.
Three subspecies are accepted. Asta schaffneri subsp. pringlei (synonyms Asta pringlei and Asta schaffneri var. pringlei ) Asta schaffneri subsp. schaffneri – San Luis Potosí Asta schaffneri subsp. stricta (synonym Asta stricta ) – Querétaro and Hidalgo
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