2. Triglochin maritima Linnaeus, Sp. Pl. 1: 339. 1753.
海韭菜 hai jiu cai
Hexaglochin maritima (Linnaeus) Nieuwland; Juncago maritima (Linnaeus) Bubani.
Herbs, perennial, ± robust; rhizome short, stout, clothed with sheaths of old leaves. Leaves (4-)7-30 cm × 1-4 mm. Scape erect, stout; racemes with ± densely arranged flowers. Flowers on short pedicels ca. 1 mm (2-4 mm after anthesis); perianth segments green, orbicular to ovate, ca. 1.5 mm. Carpels all fertile. Fruit ascending, not appressed to scape, oblong-ovoid, 3-5 × ca. 2 mm, base rounded. Fl. and fr. Jun-Oct. 2n = 24, 28, 36, 48, 80, 120.
Marshes; below 5200 m. Gansu, Hebei, Nei Mongol, Ningxia, Qinghai, Shaanxi, Shandong, Shanxi, Sichuan, Xinjiang, Xizang, Yunnan [Afghanistan, Bhutan, India (Sikkim), Japan, Kazakhstan, Korea, Kyrgyzstan, Mongolia, Nepal, Pakistan, Russia, Tajikistan; widely distributed in temperate and cold regions of the N Hemisphere].