生活型

tree-shrub

形態特徵

• Deciduous shrubs to small trees; trunk to 5 m tall, straight; bark brown-gray; branches fragile, slightly fragrant, brown, glabrous when dry; young branchlets villous; buds 6-8 mm long, 3-5 mm broad, scales usually tomentose outside, outermost rarely 1 or
• Leaves alternate, appearing with young flowers, oblong to oblong-obovate, acute at both ends, entire, somewhat undulate, 3-6.4 cm long, 2-4 cm broad, densely sericeous on both surfaces when young, later with greenish white hairs on veins beneath, midrib slightly elevated above, distinctly elevated beneath, lateral veins 5-7 pairs, slightly elevated or oncave above, elevated beneath; petioles 2-4 mm long, pubescent; dry Leaves often persistent at branchlets in winter, falling in spring.
• Inflorescences umbellate, axillary, 5-10-flowered, light yellowish-green; pedicels 5-7(15) mm long, pubescent; involucral bracts linear, ca. 6 mm long, 0.5 mm broad, sericeous-villous outside, caducous; tepals of staminate flowers 6; oblong, somewhat concave above, 2.3 mm long, 1.2 mm broad; fertile stamens 9, 2 mm long, anthers 2-celled, introrse, 1st and 2nd whorles of stamens eglandular, filaments 1.5 mm long, 3rd whorl with 2 subsessile glands at base of filaments, anthers oblong; reduced ovary minute, oblong, 1 mm long, style short; pedicels 5 mm long, hirsute; pistillate flowers with staminodia.
• Berry globose, 6-7 mm across, black, glabrous; peidcels 1 cm long, tomentose.

物候

flowering March to April; maturing October.

分布

• 台灣 : in the grasslands and thickets in lowlands throughout the island, such as at Tamsui near Taipei and Tatushan, and Taichung.
• 世界 : China and Japan?.

引證標本

TAIPEI: Tamsui, Liao 15; Tamsui, Liao & Wang s. n.

引用文獻

• LlAO, JIH CHING, Flora of Taiwan, second edition 2: 461. 1996.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)