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FOC | Family List | FOC Vol. 19 | Acanthaceae | Hygrophila

6. Hygrophila phlomoides Nees in Wallich, Pl. Asiat. Rar. 3: 80. 1832.

毛水蓑衣 mao shui suo yi

Perennials to 1 m tall, erect. Stems 4-angled, brown strigose. Petiole 0-3 mm, hirsute; leaf blade elliptic, obovate, or oblong, 2-9 × 1-3 cm, papery, cystoliths dense, both surfaces hirsute, secondary veins 8-15 on each side of midvein, base usually attenuate and decurrent onto petiole, margin entire or undulate, apex acute to sometimes obtuse. Flowers axillary, several clustered or in whorls upward; bracteoles linear-oblong, ca. 5 × 2 mm, hirsute. Calyx ca. 1.1 cm, white hirsute, 5-lobed to middle; lobes linear. Corolla 1.8-2.2 cm, pubescent; lower lip oblong, sparely pilose, 3-lobed; upper lip triangular, 2-lobed. Stamens 4; filaments glabrous, longer pair ca. 5 mm, shorter pair ca. 3 mm; anther thecae ca. 2 mm. Ovary glabrous; style ca. 1.8 cm, pubescent. Capsule not seen.

Wet places; below 1200 m. Yunnan [Cambodia, India, Indonesia, Laos, Myanmar, Pakistan, Philippines, Thailand, Vietnam].


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