aSPIDISTRA sPECIES

Aspidistra tenuifolia

Name:

Aspidistra tenuifolia C.R.Lin & J.C.Yang – Phytotaxa 161(4): 289. (2014).

Holotype:

 

China: Guangxi Zhuang Autonomous Region, Jingxi County, Ande town, alt. 880 m, in a valley on limestone hill, 21 November 2011, Chun-Rui Lin 1031 (holotype IBK, isotype IBK).

Distribution:

China: Guangxi.

Phenology:

Flowers in November–December in nature.

Description

from 

protologue:

 

 

 

 

 

 

 

 

 

 

 

Herb perennial, evergreen, rhizomatous. Rhizome creeping, subterete, 8–12 mm thick, covered with scales, nodes dense. Vaginal leaves 3–4, purplish red, 2–10 cm long, enveloping base of petiole, becoming blackish brown when dry. Leaves paired or occasionally solitary, 5–15 mm apart; petiole stiffly upright, 12–20 cm long, 2–3 mm thick, adaxially sulcate; leaf blade usually narrowly long to ribbon-shaped, 60–75 cm long, 2–4 cm wide, dark green, base cuneate, gradually narrowing into a petiole, inequilateral, apex acuminate, margin entire. Peduncle decumbent or declining, purplish red to dark purple, 3–6 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, 7–10 mm long, 8–10 mm wide, obtuse at apex. Inflorescence a solitary flower; perigone campanulate, 2–2.5 cm long, fleshy, dark purple, 6-lobed apically; lobes slightly outcurved, broadly ovate, apex rounded, distinctly 2-whorled, lobes of outer whorl 10–13 mm long, 8–10 mm wide, those of the inner whorl smaller, adaxially densely purplish red mottled, and each with six prominent keels 1–2 mm high, keels basally running to the base of the tube; tube 12–14 mm long, 13–15 mm in diam., adaxially purplish black; stamens 6, opposite to lobes, inserted at the bottom of perigone tube, closely attached to the pistil base, filaments upright, enlarged, ca. 1 mm long and ca. 2 mm in diam., anthers yellow, extrorse, ovoid or subglobose, 3–4 mm long, ca. 3 mm wide, connective broadened and thickened, inverted triangular in surface view, base ca. 1 mm wide; pistil 5–6 mm long, ovary inconspicuous, style short, cylindrical, ca. 2 mm in diameter, stigma enlarged, obconical, 7–8 mm in diam., upper surface flat and glabrous, purplish red, blackish purple at margin, with 3 inconspicuous radial, bifurcate lines in center, 3 lobed at margin, lobes emarginate at apex, abaxially white.

Sourses:

Meng et al. (2014) – Phytotaxa 161 (4): 289–293.

Gallery: