生活型

shrub

形態特徵

• Shrubs; branchlets loosely to densely stellate hairy, distinctly glabrate, usually red-purple when young.
• Leaves elliptic, ovate to widely ovate or obovate, 5–20 cm long, 3–10 cm wide, apex acute to acuminate or sometimes acuminate-caudate, base cuneate, obtuse, rounded or sometimes subcordate, margin mostly crenate to crenulate, peltate-glandular mostly at base, sparsely yellow glandular dotted adaxially and loosely to subdensely so abaxially, sparsely to subdensely stellate and dendritic hairy along prominent veins when young, becoming nearly glabrous, lateral veins 6–10 pairs; petioles less than 2 cm long, densely dendritic hairy when young and glabrate.
• Inflorescence (4-)5–7(–8)-branched; peduncles less than 2 cm long; bracts lanceolate to linear. Pedicels 1–2 mm long; calyx ca. 2 mm long, truncate to very shallowly triangular lobed, sparsely to loosely yellow glandular dotted and stellate hairy apically outside at anthesis; corolla lobes rounded, distinctly imbricate, sparsely yellow glandular dotted and strigose to stellate hairy abaxially, purplish to pinkish adaxially and pinkish to whitish abaxially, tube ca. 4 mm long, sparsely yellow glandular dotted outside; stamens 6–10 mm long, filaments glabrous or rarely with few glandular hairs at base; ovary loosely to subdensely yellow glandular dotted all over, style glabrous.
• Fruit globose, slightly concave or truncate at apex, to 8 mm across, sparsely to loosely yellow glandular dotted apically, purple when ripe.

分布

• 台灣 : only found on Lanyu, Lutao, Kueishantao, Keelungyu and Pengchiayu islands.
• 世界 : China, Korea, Japan and the Ryukyus.

引證標本

ILAN: Kueishan Islet, C. C. Hsu 7215. KEELUNG: Pengchia Islet, T. T. Chen 7859. TAITUNG: Lutao Islet, T. T. Chen 8717.

參考文獻

• YANG Yuen-Po , LU Sheng-You and CHEN Tien-Tsai, Flora of Taiwan, second edition 4: 410. 1998.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)