Leavenworthia torulosa A. Gray. Phen: Mar-Apr. Hab: Limestone glades, disturbed calcareous sites nearby (fields). Dist: Endemic to the Central Basin of c. TN (10 counties), the Ridge and Valley of e. TN (Bradley and Meigs counties), the Western Highland Rim of KY (Logan, Simpson, Todd, and Warren counties), n. AL (Madison County), and reported form MO (possibly based on an herbarium mounting/labeling error).
Origin/Endemic status: Endemic
Synonymy: = C, F, FNA7, G, K1, K3, K4, Mo2, S, Tn, Al-Shehbaz (1988a), Rollins (1993)