生活型

shrub

形態特徵

• Deciduous shrubs; branchlets subdensely stellate and dendritic hairy, glabrate.
• Leaves oblong-lanceolate, narrowly elliptic or narrowly rhombic, 10–18 cm long, 1.5–4 cm wide, apex long acuminate to caudate, base cuneate to attenuate, margin serrulate, with cup-shaped glands mostly at base, loosely yellow glandular dotted adaxially and subdensely so abaxially, loosely to subdensely setulose and stellate hairs adaxially, sparsely to densely stellate hairy along midrib, primary and secondary veins abaxially, lateral veins 7–11 pairs; petioles mostly less than 1 cm long, densely dendritic hairy.
• Inflorescence 6–8-branched; peduncle 1–2 cm long; bracts linear. Pedicel ca. 1 mm long; calyx teeth shallowly triangular, tube loosely yellow glandular dotted and stellate hairy outside; corolla lobes obtuse to rounded, pink to purplish adaxially, pinkish to whitish and loosely yellow glandular dotted abaxially, tube ca. 2 mm long, glabrous; filaments glabrous; ovary with yellow glandular dots at apex.
• Fruit ca. 3 mm across, glabrous, with few yellow glandular dots at apex, purple when ripe.

分布

• 台灣 : Margins of forests and roadsides at low to medium elevations in the northern part.

引證標本

ILAN: Taipingshan, H. H. Bartlett, no. 6082. in 1926! (NY, photo of Type of C. formosana f. angustata Moldenke); Tuchang, S. Suzuki 1105 (TAI, Type of C. formosana var. longifolia Suzuki). TAOYUAN: Lalashan to Fushan, T. T. Chen 9033; Mingchih, T. T. Chen 7254.

參考文獻

• YANG Yuen-Po , LU Sheng-You and CHEN Tien-Tsai, Flora of Taiwan, second edition 4: 408. 1998.  (Fl. Taiwan 2nd edit.)