aSPIDISTRA sPECIES

Aspidistra austroyunnanensis

Name:

Aspidistra austroyunnanensis G.W.Hu, Lei Cai & Q.F.Wang – Phytotaxa 356(3): 233. (2018).

Holotype:

 

CHINA. Yunnan Province: Maguan County, Gulinqing Township, Bojia Village, Shenjiatian, under evergreen forest, 22°44′16″N, 103°59′31″E, elev. 790 m a.s.l., 21 November 2017, L. Cai & P. Zhang CL-054 (holotype: HIB, isotypes: HIB, KIB).

Distribution:

China: Yunnan. 

Phenology:

Flowers in November in nature.

Description

from 

protologue:

 

 

 

 

 

 

 

 

 

Perennial evergreen herb, 40−80 cm tall. Rhizome creeping, subterete, 6−15 mm in diameter, with internodes 5−25 mm long. Leaf sheaths 4−5, brown, 2−13 cm long. Foliage leaf solitary on each node of rhizome, 2−3 terminal ones very close to each other and forming a tuft, distinctly divided into petiole and lamina; petiole stiffly erect, adaxially sulcate, 20−50 cm long; lamina light green, sometimes with whitish spots, oblong-elliptical to widelylanceolate, 15−25 × 5−7 cm, midvein and secondary veins conspicuous, protruding abaxially and sunken adaxially, apex acuminate, base cuneate. Flowers arising from the nodes of apical part of rhizome. Peduncle 4.5−8 cm long, light green with purple dots, bracts 4−5, pale green, sometimes purplish, ovate, apex obtuse, 2 or 3 at the base of flower. Flower solitary at the top of peduncle. Perigone urceolate, 2−2.5 cm long, the widest part at base ca. 2 cm in diameter, perigone mouth ca. 15 mm in diameter; perigone tube 18−22 mm in length, fleshy, 2−3 mm thick, outside white, with vertical grooves, inside purple-red except white at bottom; perigone lobes 6, adaxially white, sometimes virescent, broadly ovate-triangular, 4–6 mm long, 10−13 mm broad at base, extended to incurved, apex rounded or obtuse, each with two or three inconspicuous keels. Stamens 6, inserted at the basal fourth of perigone tube, posited lower than stigma; filament 2–3 mm long, white; connective conspicuously protuberant, flat, elliptical, ca. 2 mm high, 1.5 mm broad; anthers oblong-elliptical, incurved. Pistil mushroom-shaped, 12–15 mm long, stigma discoid, suborbicular, upper surface slightly convex, white, lower surface white with red-purple spots, margin 3-lobed, lobe apex emarginate or concave, sometimes with red-purple spots. Fruit globose, with soft spines.

Sourses:

Cai et al. (2018) Phytotaxa 356 (3): 233–237.

Gallery: