Prionosciadium watsonii

{{Short description|Species of plant}}

{{Speciesbox

|taxon = Prionosciadium watsonii

|authority = J.M. Coult. & Rose

|synonyms =

• Peucedanum mexicanum S. Wats. [not Prionosciadium mexicanum (Vatke) S. Wats. (1881)]

|synonyms_ref = [http://www.tropicos.org/Name/50202664 Tropicos, Peucedanum mexicanum]

}}

Prionosciadium watsonii is a plant species known from the Mexican states of Durango and Sinaloa.J.M. Coulter & J.M. Rose Proceedings of the American Academy of Arts and Sciences 25: 150. 1890.CONABIO. 2009. Catálogo taxonómico de especies de México. 1. In Capital Nat. México. CONABIO, Mexico City.

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.[https://www.biodiversitylibrary.org/page/8865698#page/184/mode/1up Coulter, John Merle, & Rose, Joseph Nelson. Proceedings of the American Academy of Arts and Sciences 25: 150. 1890.]Mathias, M. E. & L. Constance. 1973. New and reconsidered Mexican Umbelliferae. Contr. Univ. Michigan Herb. 11(1): 1–24[http://fm1.fieldmuseum.org/vrrc/?page=view&id=72494&PHPSESSID=af01e9ede99730e36c8df6a4a55a7dbb Field Museum, Neotropical Herbarium Specimens]