贵阳鹿蹄草 gui yang lu ti cao

Pyrola chlorantha Swartz subsp. fallax Křísa.

Herbs 11–33 cm tall. Rhizome ascending, slender, branched. Leaves 2–6, basal. Scales at stem base 1–3 mm wide, not or slightly sheathing. Petiole 1–3.5 cm; leaf blade dark green with pale veins adaxially, oblong or oblong-ovate, 3.5–7 × 1.5–3.5 cm, slightly leathery, base cuneate or attenuate, margin entire or shallowly crenate, apex subacute. Scape ca. 2 mm in diam., narrowly winged, scalelike leaves 1 or 2, brown, narrowly linear, 1–1.5 cm, base slightly amplexicaul, apex acuminate or acute; raceme 4–9-flowered, short, 1.5–2.5(–4) cm. Flowers nodding, broadly saucer-shaped, relatively large. Pedicel 5–8 mm, bract axillary, narrowly lanceolate, 5–8 mm, longer or ca. as long as pedicel, membranous, apex acuminate. Sepals purplish brown, oblong, ca. 4 × 1.5–2 mm, apex obtuse or acute. Petals white, obovate or orbicular, 5–7 × 4–5 mm. Filaments glabrous; anthers red, ca. 3 mm. Style included or slightly exserted, distinctly curved, dilated at apex into a ring. Capsule 6–8 mm in diam. Fl. Jul–Aug, fr. Sep–Oct.

Streamsides in Pinus forests; 2100–2700 m. Guangxi, Guizhou, Sichuan [Bhutan].