东方香蒲 dong fang xiang pu

Typha latifolia Linnaeus var. orientalis (C. Presl) Rohrbach; T. orientalis var. brunnea Skvortsov; T. shuttleworthii Lehmann (1846), not W. D. J. Koch & Sonder (1844); T. shuttleworthii subsp. orientalis (C. Presl) Graebner; T. shuttleworthii var. orientalis (C. Presl) Rohrbach.

Stems 1.3-2 m tall, stout. Leaves 40-70 cm × 4-9 mm, abaxially convex, transverse section semicircular. Male part of spikes 2.7-9 cm, with 1-3 deciduous bracts at base or occasionally in middle portion; female part of spikes not separated from male part, 4.5-15 cm, with 1 deciduous bract at base. Male flowers: stamens 3, rarely 2 or 4; anthers ca. 3 mm. Female flowers without bracteoles; ovary fusiform to lanceolate; stalk ca. 2.5 mm, slender; styles 1.2-2 mm; stigmas spatulate, 0.5-0.8 mm; hairs on stalk ca. as long as style. Fruit elliptic. Fl. and fr. May-Aug. 2n = 60.

Lakes, ponds, channels, swamps, slow-moving rivers. Anhui, Guangdong, Guizhou, Hebei, Heilongjiang, Henan, Hubei, Jiangsu, Jiangxi, Jilin, Liaoning, Nei Mongol, Shaanxi, Shandong, Shanxi, Taiwan, Yunnan, Zhejiang [Japan, Korea, Mongolia, Myanmar, Philippines, Russia; Australia].