Aspidistra lubae Aver. & Tillich–Nordic J. Bot. 32(6): 755. (2013).
Aspidistra lubae var. lancifolia Aver. et Tillich
Type: Vietnam, Hoa Binh Prov., Lac Son Distr., Tu Do Municipality, Mon village, around point 20°25′29″ N, 105°19′36″ E. Collected from cultivated plant Dec 2012, L. Averyanov, T. Maisak, L. Osinovetz, CPC 1566a/no. 4 (holotype: LE).
Type of Aspidistra lubae var. lancifolia : Vietnam, Hoa Binh Prov., Lac Son Distr., Tu Do Municipality, Mon village, around point 20°25′29 ” N, 105°19′36″ E. Collected from cultivated plants at Jan 2013, L. Averyanov, T. Maisak, L. Osinovetz, CPC 1566a/no.1 (holotype: LE).
Vietnam: Hoa Binh province.
Flowers in December in cultivation.
Shoot erect and unbranched (at least in young plants), 3–6 cm tall, 5–6 mm in diameter, densely nodal, with few thick, rigid, semi-woody, straight prop roots. Cataphylls convolute, triangular cuneate, as young dull reddish–brown, later becoming light yellowish, papyraceous, to 5 cm long, early splitting into fi brous remains. Leaves densely crowded, petiolate. Petiole stiff , erect, straight or inclined, (4)5–10 cm long. Leaf blade arching to almost horizontal, elliptic to narrowly elliptic, attenuate at base and at apex, (12)14–18(20) cm long, (2.0)2.5–4.5(5.0) cm wide, irregularly undulate along margin, dark green above and below, with small, sparse yellowish spots, with prominent midvein on lower surface and insignificant, hardly visible secondary veins. Flowers solitary, arising from apical part of shoot, pedunculate. Peduncle arising horizontally, green, speckled with purple–brown, (1.5)2.0–2.5 cm long, 1.5–2.0 mm in diameter, with 2–3 sterile bracts; bracts oblong ovate, concave, rather thin, papyraceous, light green, speckled with purple-brown markings, obtuse, (2)4–10 mm long, 2–4 mm wide. Floral bracts 2(3), light green, speckled and indistinctly striped with purplebrown markings, broadly triangular-ovate, concave, 8–10 mm long, 5–8 mm wide, densely crowded at apex of peduncle and densely adpressed to perigone from below. Perigone urceolate, horizontally placed, 1.4–1.8 cm long and wide, with 6 short lobes, very light green (to almost white or yellowish), speckled and indistinctly striped with purple-brown markings outside, very dark purple–violet to almost black inside. Lobes subequal, triangular, flat, with slightly revolute margin, obtuse to blunt at apex, fleshy, rather smooth, straight or slightly recurved, 5–7 mm long, 6–8 mm wide at base. Stamens 6, filamentous, inserted at the middle of perigone; filaments white, laterally flattened, 1.5 mm tall; anthers bean-shaped, 2.5–3.0 mm long, 1.0–1.2 mm wide; pollen sacs introrse; pollen white to light yellowish. Pistil desk-shaped, peltate; ovary inconspicuous; style stout, dirty purple–violet to almost black, cylindrical, 7–8 mm tall, 1–2 mm in diameter; stigma fleshy, discoid-peltate, white to light yellowish, very shallowly 3 lobed, with slightly emarginate lobes, (3.5)4.0–5.0 mm in diameter, upper surface of stigma papillose.
Averyanov L.V. & Tillich H.J. (2013)–Nordic J. Bot. 32(6): 752–760.