Prionosciadium watsonii
Prionosciadium watsonii is a plant species known from the Mexican states of Durango and Sinaloa.
Prionosciadium watsonii is a biennial herb with a large taproot. Leaves are compound with narrowly lanceolate, some of the leaflets with narrowly lanceolate lobes. Flowers are borne in umbels on the tips of branches.