Prionosciadium

{{Short description|Genus of plants}}

{{Automatic taxobox

|display_parents = 2

|taxon = Prionosciadium

|authority = S. Wats.

|type_species_authority = S. Wats.lectotype designated by M. E. Mathias & L. Constance, N. Amer. Fl. 28B: 205 (1945)[http://www.tropicos.org/Name/40016128 Tropicos, Prionosciadium S. Watson ]

|type_species= Prionosciadium madrense

}}

Prionosciadium is a genus in the carrot family, Apiaceae. It is endemic to Mexico. The plants are biennial herbs with large taproots.John Merle Coulter, Joseph Nelson Rose - 1900. A Synopsis of Mexican and Central American Umbelliferae. Proc. Wash. Acad. Sci. 1:111-159.[https://www.biodiversitylibrary.org/page/3106204#page/303/mode/1up Watson, Sereno. Proceedings of the American Academy of Arts and Sciences 23(2): 275–276. 1888.]Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera. 2009. Cucurbitaceae a Polemoniaceae. 4(1): i–xvi, 1–855. In G. Davidse, M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera (eds.) Flora Mesoamericana. Universidad Nacional Autónoma de México, México D.F.