Guardiola rosei is a rare North American species of plants in the family Asteraceae. It is found only in northern Mexico in the states of Chihuahua, Durango, and Nayarit.Robinson, Benjamin Lincoln. 1899. Bulletin of the Torrey Botanical Club 26: 233Tropicos, Guardiola rosei B.L. Rob.
Guardiola rosei is a perennial herb up to tall, hairless and covered with wax so as to appear whitish. flower heads contain both ray flowers and disc flowers.
References
External links Photo of herbarium specimen at Missouri Botanical Garden, collected in Durango in 1906