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FOC | Family List | FOC Vol. 23 | Araceae | Steudnera

1. Steudnera colocasiifolia K. Koch, Wochenschr. Vereines Beförd. Gartenbaues Königl. Preuss. Staaten. 5: 114. 1862.

泉七 quan qi

Gonatanthus peltatus Van Houtte.

Stem short, creeping and ascending; persistent cataphylls brown, not netted. Petiole green, cylindric, 30-50 cm, slender, base sheathing; leaf blade paler but not glaucous abaxially, green adaxially, ovate or obovate, 20-30 × 12-17 cm, subleathery, base obtuse, apex acuminate or acute. Peduncle green or violet, much shorter than petioles, 8-15 cm. Spathe reflexed, concolorous yellow, ovate-lanceolate or oblong-lanceolate, 10-15 × 5-7 cm, apex long acuminate. Spadix 3-4 cm; female zone cylindric, 2-2.5 cm, 2-3 mm in diam., ca. 3/4 of length adnate to spathe; ovary subglobose, stigma 4- or 5-lobed, mixed with clavate staminodes; male zone ellipsoid, 1-1.5 cm × 5-6 mm, obtuse. Fl. Mar-Apr.

Dense forests, wet meadows, by streams; 600-1400 m. Guangxi, Yunnan [Bangladesh, NE India, N Laos, N Myanmar, N Thailand, N Vietnam].

The poisonous stem is used to treat injuries, cuts, snake and insect bites, vasculitis, and skin ulcers.


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