Herbs perennial. Leaves forming a rosette; petiole 1--3(--4) cm, usually shorter than leaf blade; leaf blade oblong-elliptic to obovate-elliptic, 1--5 X 1--2.5 cm, membranous when dry, abaxially with shorter hairs confined to veins, adaxially with multicellular hairs, base attenuate, margin blunt dentate to double serrate-crenate, apex obtuse to rounded. Scapes 5--20 cm, sparsely glandular, scarcely white farinose toward apex; spikes laxly (1-or)2--8-flowered; bracts linear to oblong, 2.5--4 mm. Flowers ± secund, 0.5--1.5(--3) cm apart, heterostylous. Calyx broadly campanulate, 2--4.5 mm, glandular or scarcely white farinose outside, densely white farinose inside, parted to near middle; lobes unequal, ovate, apex acute to dentate. Corolla bright blue, infundibuliform, 1.5--2 cm; limb to 2 cm wide; lobes ovate to elliptic, deeply emarginate. Pin flowers: corolla tube 7--8 mm; stamens ca. 2 mm above base of corolla tube; style 5--6 mm. Thrum flowers: corolla tube 5--6.5 mm; stamens toward apex of corolla tube; style ca. 1 mm. Capsule subglobose, slightly shorter than calyx. Fl. Jun.
Home