Thlaspi fendleri var. hesperium (Payson) C.L.Hitchc. Dataset Update on the Brassicaceae Species Checklist Rank VARIETY Published in Hitchcock, C.L. Univ. Wash. Publ. Biol. 17: 554. (1964). Classification family Brassicaceae genus Noccaea Name Homonyms Thlaspi fendleri var. hesperium (Payson) C.L.Hitchc.