Halenia recurva (Sm.) C.K. Allen [ Halenia rothrockii A. Gray]
      
no HD illustration available (m3)
6 491950 Halenia recurva (Sm.) C.K. Allen [125 988427 Swertia recurva Sm.] Gentianaceae
J.T. Rothrock, Rep. U.S. Geogr. Surv., Wheeler: t. 21 (1878) [Sprague]