生活型

shrub

形態特徵

• Epiphytic shrubs to 0.3–1.3 m tall; branches numerous, slender, often tortuous, glabrous, glandular dotted; bud scales acute, ciliolate, punctate.
• Leaves coriaceous, clustered, obovate, 2.5–5 cm long, 1.5–3 cm broad, apex rounded or mucronulate, base acute to attenuate, margin slightly recurved, upper surface dark green, glabrous, lower surface paler, glandular punctate, midrib and lateral veins impressed on upper surface, raised on lower surface; petiole ca. 2.5 mm long, winged.
• Flowers 2–5 in racemose umbels; pedicel spreading, 2–2.5 cm long, sparsely glandular dotted; calyx saucer-shaped, 5-lobed, lobes irregular, glandular ciliolate; corolla yellow, glandular punctate, rotate-campanulate, 1 cm long, 1–1.2 cm broad, 5-lobed, lobes broadly oblong, rounded; stamens 10, unequal, filaments shorter than corolla.
• Capsules ovoid, 0.8–1.2 cm long, sparsely villous.

分布

• 台灣 : A common epiphyte on trees in rain forests at between 1,500 and 2,600 m.

引證標本

ILAN: Tayuenshan, Liu ＆ Kao 197 (Type of R. kawakamii Hayata var. flaviflorum Liu ＆ Chuang, NTUF); Yuanyanghu, Lu 14851. CHIAYI: Yushan , U. Mori 2005, in 1906 (Type of R. kawakamii Hayata, TAIF). KAOHSIUNG: Kueihu, Lu 13593.

參考文獻

• LI, Hui-Lin, LU, Sheng-You, YANG, Yuen-Po and TSENG, Yen-Hsueh, Flora of Taiwan, second edition 4: 27. 1998.  (Fl. Taiwan 2nd edit.)