Aspidistra extrorsa C.R.Lin & D.X.Nong – Phytotaxa 349(2): 192. (2018).
China. Guangxi Zhuang Autonomous Region, Jingxi county, on limestone hill, from the plant cultivated at Guilin Botanical Garden, 27 November 2011, Chun-Rui Lin 1034 (holotype IBK).
Flowers in November–December in cultivation.
Herb perennial, evergreen, rhizomatous. Rhizome creeping, subterete, 8–10 mm thick, covered with scales, nodes dense. Vaginal leaves 5–6, purplish red, 1–10 cm long, becoming fibrous remnants covering the stem. Leaves paired or occasionally solitary, 5–10 mm apart; petiole stiffly upright, 7–24 cm long, 2–3 mm thick, adaxially sulcate; leaf blade narrowly lanceolate, 48–62 × 2–2.5 cm, dark green, base cuneate, gradually narrowing into a petiole, apex acuminate, margin entire. Peduncle decumbent or declining, purplish red to dark purple, 2–4 cm long, with 3–4 bracts, bracts gradually wider from base to top of peduncle, the two uppermost at base of perigone broadly ovate–cucullate, purplish red, ca. 10 × 12 mm, obtuse at apex. Flowers solitary; perigone campanulate, fleshy, 27–32 mm long, 17–20 mm wide; lobes 6, slightly recurved, abaxially purple-red, adaxially yellow and with purple-red mottled at base, triangular–lanceolate, 15–18 mm long, 7–8 mm wide at base, apex acuminate, and each with 4 prominent verrucose longitudinal keels, 2 median keels extending down to the base of the tube, each lateral keel fusing with the adjacent one; tube 12–15 mm long, 16–18 mm in diameter, reddish to dark purplish red; stamens 6, opposite to perigone lobes, inserted at the bottom of the tube, closely attached to the pistil base, filaments upright, enlarged, ca. 3 mm long and ca. 2 mm in diam., anthers yellow, extrorse, elliptic, ca. 3 mm long, 2 mm wide; pistil ca. 5 mm long, ovary inconspicuous, style white, cylindrical, ca. 3 mm long, 1 mm in diameter, stigma peltate, ca. 4 mm in diameter, upper surface purplish red, shallowly convex and with 3 radial, bifurcate deep grooves, 3-lobed with undulate margins.
Nong et al. (2018) – Phytotaxa 349: 192–196.