8a. var. australis Fassett (southern small skullcap)

S. australis (Fassett) Epling

Pl. 441 j

Stems moderately to densely pubescent with short, upward-curved, nonglandular hairs and sparse to moderate, spreading, gland-tipped hairs. Leaf blades ovate to broadly ovate, the margins usually flat, the undersurface with moderate to dense, spreading, gland-tipped hairs, not dotted with sessile glands, the blades of the largest leaves with mostly 3–5 secondary veins on each side of the midvein, the lateral veins joined near the blade margins. Calyces pubescent with a mixture of minute, nonglandular and somewhat longer, gland-tipped hairs. May–July.

Scattered, mostly south of the Missouri River (eastern [mostly southeastern] U.S. west to Kansas and Texas). Glades, upland prairies, savannas, ledges and tops of bluffs, bottomland forests, and openings of mesic to dry upland forests; also pastures.