Stems few to several dozen from a single caudex, erect, 30-40 cm tall, often simple, densely retrorsely hispidulous. Cauline leaves sessile; blade linear to oblong, 1.5-4 × 0.3-1 cm, both surfaces sparsely scaberulose or subglabrous. Cymes with only a terminal flower or with several flowers, forming a narrow panicle; pedicels less than 1 cm. Hypanthium obconic, 1.5-2 mm, glabrous; calyx lobes narrowly triangular, 2-2.5 × 0.7-0.9 mm, margin entire. Corolla blue, tubular-campanulate, 12-14 mm; lobes ovate-deltoid, 3.5-4 mm. Stamens much shorter than corolla. Disk large tubular, 2.5-3 mm, sparsely villous at apex. Style ca. 16 mm, obviously exserted. Capsule ovoid-globose, ca. 4 × 3.5 mm. Fl. Jul-Aug.
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