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FOC | Family List | FOC Vol. 13 | Lythraceae | Ammannia

2. Ammannia multiflora Roxburgh, Fl. Ind. 1: 447. 1820.

多花水苋菜 duo hua shui xian cai

Ammannia australasica F. Mueller; A. japonica Miquel; A. parviflora Candolle; A. multiflora var. parviflora (Candolle) Koehne; Suffrenia dichotoma Miquel.

Herbs, annual, 8-65 cm tall. Stems with numerous, ascending, short branches. Leaves opposite, narrowly elliptic, broadly linear, or lanceolate-oblong, 1-2.5 cm × 3-12 mm, base attenuate to cordate. Flowers 3-7(-20) in dense axillary cymes; pedicels 1-2[-6] mm; peduncle 1-2 mm; bracteoles linear, not reaching floral tube. Floral tube campanulate, ca. 1.5 mm, 4-ribbed; sepals 4, deltate. Petals 4, pink to whitish, obovate, minute. Stamens 4, rarely 6-8. Style 1/3-1/2 as long as ovary. Capsules red-brown or red-wine colored, ca. 1.5 mm in diam., ca. 1/2 exserted. Fl. Jul-Aug, fr. Sep. 2n = 18.

Wet places, farmland. S China (including Taiwan) [tropics and subtropics of Africa, Asia, and Australia].

The differences between this species and Ammannia auriculata are minor or overlapping.


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