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FOC | Family List | FOC Vol. 6 | Nymphaeaceae | Nuphar

1a. Nuphar pumila subsp. pumila

萍蓬草(原亚种) ping peng cao (yuan ya zhong)

Nuphar bornetii H. Léveillé & Vaniot; N. minima (Willdenow) Smith; Nymphaea lutea var. minima Willdenow.

Rhizomes 2--3 cm in diam. Petiole 20--50 cm; floating leaf blade broadly ovate to ovate, seldom elliptic, 6--17 × 6--12 cm, abaxially glabrous to densely pubescent. Flower 1--2.5 cm in diam. Pedicel 40--50 cm, pubescent. Sepals yellow, oblong to elliptic, 1--2 cm. Petals 5--7 mm. Anthers 1--2.5 mm. Stigmatic disc 4--7.5 mm in diam., rays 8--13. Fruit 1--2 cm in diam. Seeds oblong, ca. 5 mm. Fl. and fr. May--Sep. 2n = 34.

Lakes, ponds. Anhui, Guizhou, Hebei, Heilongjiang, Henan, Hubei, Jiangsu, Jiangxi, Jilin, Nei Mongol, Xinjiang, Zhejiang [N Japan, Korea, Mongolia, Russia; N Europe].


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