生活型

herb

形態特徵

• Herbs perennial with blackish brown tuberous. Stem 15-30 cm tall, sparsely hairy.
• Basal leaves numerous; petiole 7-10 cm; leaf blade ovate, suborbicular, or reniform, 1.2-3 cm long, glabrous; ternately compound; leaflets flabellate-rhombic, 1.3-2 cm long, 1-1.5 cm wide, 3-parted, trinerved; segments 1- or 3-lobed. Cauline leaves, similar to basal leaves but smaller; petiole 3-7 mm long.
• Flowers 4-6 mm in diameter. Pedicel slender, 1-2.5 cm long, spreading white pubescent. Sepals 5, white usually tinged with purple, narrowly elliptic, 4-6 mm long, 1-1.5 mm wide, triplinerved, apex acute. Petals 5, spatulate, 2.5-3 mm long, 1-1.5 mm wide, apex subtruncate. Stamens 8, filament 2-2.5 mm long, white, glabrous; staminodes 2.
• Follicles 2-5, free, ovoid-ellipsoid, ca. 6-9 mm long, 2 mm diameter, glabrous. Seeds ovoid-ellipsoid, ca. 1 mm long, 0.8 mm in diameter.

分布

• 台灣 : It was found in Kukeng, central Taiwan, at an orchid garden. The species may have been introduced accidentally via seed mixed in orchid seedlings.
• 世界 : originally native in mainland China, South Korea, and western Japan.

引證標本

YUNLIN: Kukeng, Apr. 29 2003, T. W. Hsu & J. J. Peng 11199 (TESRI, Taiwan Endemic Species Research Institute).

引用文獻

• Tsai-Wen Hsu, Tzen-Yuh Chiang and Jen-Jye Peng, Taiwania 49(1): 44-48. 2004.