Wikipedia
Leuciva
Leuciva, is a North American genus of plants in the sunflower family.
There is only one known species, Leuciva dealbata, native to Chihuahua, Coahuila, Nuevo León, San Luis Potosí, Durango, Zacatecas, New Mexico, western Texas, and Cochise County in southeastern Arizona, and known by the common name woolly marsh elder