Perennial herb with a height of (10-)30-80 (- 100) cm. The stem is erect, quadrangular, unbranched or branched, with inflorescences, branches, green or lavender in the upper part, all inverted pubescence or spreading pubescence in the upper part of the stem, and a few nearly glabrous. Leaves opposite; Leaf blade ovoid-oblong, ovoid-lanceolate, ovoid-elliptic to ovoid-triangular or broadly ovoid, herbaceous.
Spikes grow on the tops of stems and lateral branches, and are puberulent or pubescent; Corolla funnel-shaped, 6.5-7.5 mm long, blue-purple, red to white, glabrous outside, pubescent on the far axis inside the tube. Achenes narrowly elliptic, surrounded by clavate persistent calyx, reflexed, close to inflorescence axis. Seeds 1, basal, thin seed coat, connate with pericarp. The flowering period is June-65438+10, and the fruiting period is August-65438+February.
Extended data:
geographical distribution
Produced in Heilongjiang, Jilin, Liaoning, Hebei, Shanxi, Shaanxi, Gansu (South), Shandong, Jiangsu, Anhui, Zhejiang, Jiangxi, Fujian, Henan, Hubei, Hunan, Guangxi, Sichuan, Guizhou, Yunnan and Tibet (Geelong and Bomi) in China. Russia's Far East, North Korea, South Korea, Japan (Hokkaido, Honshu, Shikoku and Kyushu), northern Vietnam, India (Kaxishan), Nepal, Kashmir and northern Pakistan are also distributed.
Baidu encyclopedia-speranskia tuberculata