夹竹桃叶树萝卜 jia zhu tao ye shu luo bo

Desmogyne neriifolia King & Prain, J. Asiat. Soc. Bengal 67(2): 297. 1898.

Shrubs glabrous. Twigs inconspicuously angled, 1.5–5 mm in diam. Leaves scattered; petiole 1–2 mm; leaf blade drying grayish on both surfaces, oblong-lanceolate, 5–10(–15) × 1.5–2 cm, leathery, secondary veins inconspicuous on both surfaces, base rounded, margin revolute, entire, with 1 ± conspicuous basal gland per side, apex long acuminate. Inflorescences corymbose, 1.5–2.5 cm, 5–10-flowered. Pedicel 1.5–3 cm, enlarged into a cup apically. Calyx crimson, broadly campanulate; tube obconical, ca. 2 mm; limb inflated, ca. 1.5 cm wide, undivided. Corolla dull crimson with a bluish bloom, with dark zig-zag bands, tubular, ca. 4 cm; lobes triangular, ca. 2 mm. Filaments ca. 3 mm, glabrous; anthers ca. 3.3 cm, thecae papillate, tubules ca. 4.5 × as long as thecae, without spurs. Fl. Mar–Sep.

Forests, epiphytic on trees; ca. 1200 m. SW Yunnan [Myanmar].