生活型

shrub

形態特徵

• Deciduous shrub or small tree to 2-3 m high. Branches erect, branchlets spiraled or distichous, co lumn a r , g r ay i sh -bla ck to bla ckish -b rown , wi th prominent lenticels, initially densely strigose-pilose, glabrous when old.
• Leaves chartaceous, ovate, ovate-round, long-ovate or rhombic-ovate, 6-28 mm long, 4-15 mm wide; apex acute, acuminate, apiculate, or rounded-blunt, base rounded to cuneate; upper surface initially densely yellowish pilose, subglabrous when old ; lower surface complete densely yellowish-villous or yellow-white-villous; veins in 3-5 pairs, indented on upper surface and raised on lower surface; petiole 0.5-3.5 mm, pilose; stipules lanceolate, 4-6 mm long. Fertile shoots 4-20 mm long, including 3-4 leaves and an inflorescence.
• Inflorescence usually 1-flowered or 2-4-flowered corymb, ca. 1 cm across; rachis and pedicels pilose; pedicels 0.5-1.5 mm long, bract narrow-lanceolate, 2-5 mm long; corolla 4-7 mm across. Hypanthium campanulate, exterior puberulent; sepals 5, triangular, exterior and margin puberulent, ca. 4.5 mm long, ca. 4 mm wide. Petals 5, erect with the tip incurving, red, pinkish, or off-white border and red base, obovate to broadly obovate or fan-shaped, apex rounded or erose, 2.5-4.5 mm long, 1.6-3.5 mm wide, glabrous. Stamens 18-20, 2-3.5 mm long, aduncous, filaments pinkish or reddish, glabrous, anthers ellipsoidal, yellow-white; ovary 3-4 cells, pubescent apically; styles 3 or 4, ca. 2.5 mm long, free, glabrous.
• Fruits obovoid, initially pilose, glabrous when old, reddish-orange to red, 3.8-6.5 mm long, 3.6-6 mm across; pedicel 0.5-1.8 mm long; sepal persistent; pyrenes 3 or 4, style remains at 3/4 from base.

物候

Flowering during April to August, with fruit ripening from July to November.

分布

• 台灣 : in Mt. Chingshui of northeastern parts at elevations of 2,100 m. At forest margins, on exposed limestone gravelly slopes.

引證標本

Mt. Chingshui, Hualien, Taiwan. 28 August 2006, K. C. Chang et al. 3661 Fr. (TCF); 9 May 2007, K. C. Chang et al. 3925 Fl. (holotype: TCF; isotype: HAST, MO).

引用文獻

• Kun-Cheng Chang, Chiu-Mei Wang, Shu-Lin Deng and Chih-Chiang Wang, Taiwania 56(2): 152-131. 2011.