Description from Flora of China
Porana duclouxii Gagnepain & Courchet, Notul. Syst. (Paris) 3: 153. 1915; P. duclouxii var. lasia (C. K. Schneider) Handel-Mazzetti; P. lobata C. Y. Wu; P. lutingensis Lingelsheim; P. triserialis C. K. Schneider; P. triserialis var. lasia C. K. Schneider.
Herbs perennial; indumentum sticky glandulose. Stems tomentose to glabrous. Petiole 2.2-7 cm; leaf blade broadly ovate to variously lobed or incised, 6.4-11.5 X 4.3-9.6 cm, glabrous to ± sticky; veinlets minutely pustulate abaxially. Panicle or raceme 8-17(-40) cm; bracts ovate to linear-subulate; bracteoles 3, at base of calyx, sepal-like, unequal, enlarged in fruit. Pedicel 6-11 mm. Flowers 2.2-3.5 cm. Sepals triangular-ovate to linear-subulate, outer 3 sepals 3-8 mm. Fruiting calyx clasping; sepals tan to purple-brown, narrowly ovate to elliptic, outer 3 sepals 1.9-3.7 ´ 0.7-1.3 cm, inner 2 smaller. Corolla blue, reddish, purplish, yellow, or white, salverform to narrowly funnelform; limb 1.7-3.4 cm in diam., 5-parted. Stamens unequal, 5-10 mm; filaments villous basally; anthers linear. Disc ± 5-lobed, or absent. Ovary ovoid. Stigma oblong-obovoid, ± 2-lobed. Fruit yellowish to brown, globose-ellipsoid, 5-8 ´ 5-7 mm, glabrous, apiculate. Seed reddish to black-brown, ± globose, 5-6 mm, scaly at first, glabrescent. Fl. May-Dec, fr. Sep-Dec.
* Roadsides, field margins, meadows, stream banks, hillsides, sometimes on calcareous soils; 100-4000 m. W Hubei, Sichuan, Yunnan.