Cymes branch twice, with 2-6 flowers, and each inflorescence has more than (1-)5 ~ 10; Peduncle length 10-20 cm, pedicel sericeous and glandular pubescent; Bracts 2, oblong, ca. 4 mm, densely covered with brown silk; Pedicel 6- 15 mm long. Calyx 5-lobed to near base, lobes oblong, ca. 4 mm long, covered with silky hairs. Corolla bell-shaped, 2-2.5 cm long, pink, lavender, nearly hairless outside; The length of the pipe is1.7cm, which is three times as long as the eaves, with a diameter of 8-9mm, and the throat is not constricted; The eaves are slightly lip-shaped, about 6 mm long, with 2 cleft upper lip and 3 cleft lower lip. All lobes are oval and oblong, about 5 mm long. Stamens are meristems, hairless, the upper stamen is 8 mm long, inserted at about 10 mm from the base of corolla, the lower stamen is about 10 mm, inserted at about 8 mm from the base of corolla, and the anthers are wide and 2 mm long, parallel, and the tips are not gathered; Staminodes are 0.5 mm long and inserted at a distance of 3 mm from the base of corolla.
Disk annular, about 1.2 mm high, entire. Pistil glabrous, slightly protruding from corolla, ovary linear, about 1.5 cm long, about 1 mm in diameter, style about 8 mm long, stigma 1, disc-shaped. Capsule oblanceolate, about 5 cm long, glabrous. Flowers bloom in April.