华岩扇 hua yan shan

Shortia sinensis var. pubinervis C. Y. Wu.

Perennial herbs. Rhizomes 3–7 mm in diam., ascending. Leaves basal, numerous, tufted apex of rhizome, variable in size, some leaves reduced to scales and covering stem base; petiole ± as long as leaf blade, apically narrowly winged; leaf blade ovate-oblong, 7–12(–15) × 3.5–6(–9) cm, papery, abaxially pale green and glabrous or occasionally white pubescent along veins, adaxially green, base rounded and abruptly narrowed and attenuate into petiole, margin ciliate particularly towards apex, apex acute; secondary veins 5–9 on each side of midvein, conspicuous. Scapes 1–6, slender, ca. 2/3 leaf length in flower but elongating in fruit; bracts 2, lanceolate, ca. 2 cm. Flowers nodding, 2–2.5 cm in diam.; bracteoles 3, directly below calyx. Sepal green or slightly purplish, ovate, ca. 10 × 4–5 mm, apex acute, veined. Corolla white or pink, veined; tube shorter than 1 mm; lobes obovate, ca. 8 mm in diam., apically with small rounded teeth. Stamens slightly exserted from corolla; anthers and filaments ± equal in length; staminodes conspicuous but small, scalelike. Ovary ovoid. Style longer than stamens, elongated after flowering; stigma capitate to slightly 3-lobed. Capsule obovate-oblanceolate, ca. 7 × 4 mm; covered by persistent calyx; stigma persistent, erect or slightly flexed. Fl. Feb–Mar, fr. Apr–May.

Wet rock faces in forests; 1000–2000 m. SE Yunnan [Vietnam].