1. Phyla nodiflora (Linnaeus) E. L. Greene, Pittonia. 4: 46. 1899.
过江藤 guo jiang teng
Verbena nodiflora Linnaeus, Sp. Pl. 1: 20. 1753; Lippia
nodiflora (Linnaeus) Michaux.
Herbs, perennial. Branches many, creeping, rooting at distal nodes,
minutely strigose. Leaves subsessile; leaf blade spatulate, 1-3 X
0.5-1.5 cm, papery, pubescent, base cuneate, margin distally sharply
serrate, veins inconspicuously 4-paired. Inflorescences cylindric
to ovate capitula, 1-2.5 cm; peduncle 1-7 cm. Corolla pinkish
purple or white, glabrous. Capsules ca. 1.5 mm in diam. 2n
= 36.
Common weed along streambanks and in grassy places; 300-2300
m. Fujian, Guangdong, Guizhou, Hainan, Hubei, Hunan, Jiangsu,
Jiangxi, Sichuan, Taiwan, Xizang, Yunnan [tropics and subtropics
of both hemispheres].
Medicinal.