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FOC | Family List | FOC Vol. 23 | Alismataceae | Sagittaria

3a. Sagittaria trifolia subsp. trifolia

野慈姑(原亚种) ye ci gu (yuan ya zhong)

Sagittaria sagittifolia Linnaeus var. longiloba Turczaninow; S. trifolia var. angustifolia Kitagawa; S. trifolia f. longiloba (Turczaninow) Makino; S. trifolia var. longiloba (Turczaninow) Kitagawa; S. trifolia var. retusa J. K. Chen, S. C. Sun & H. Q. Wang.

Tubers usually 2-3 cm. Leaves larger, middle lobe not linear, more than 1.5 cm wide, apex acuminate, lateral lobes 1-1.4 × as large as middle lobe. Inflorescences with only 1 or 2(or 3) whorls of branches at base.

Ponds, lakes, marshes, paddy fields and channels. Anhui, Beijing, Fujian, Gansu, Guangdong, Guangxi, Guizhou, Hainan, Henan, Hubei, Jiangsu, Liaoning, Shandong, Sichuan, Taiwan, Yunnan, Zhejiang [Afghanistan, India, Indonesia (Borneo, Java), Japan (including Ryukyu Islands), Kazakhstan, Korea, Kyrgyzstan, Laos, Malaysia, Myanmar, Nepal, Pakistan, Philippines, Russia, Tajikistan, Thailand, Uzbekistan, Vietnam; SW Asia, Europe].

Most specimens determined as Sagittaria sagittifolia are, in fact, this taxon.


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