11. Malus xiaojinensis M.H.Cheng & N.G.Jiang

Figs 29–30

Journal of Southwestern Agricultural College 4: 53‒55, figs 1‒3 (Cheng et al. 1983).

Malus baccata var. xiaojinensis (M.H.Cheng & N.G.Jiang) Ponomar., Sbornik nauchnykh Trudov po prikladnoi botanike, genetike i selektsii 146: 8 (Ponomarenko 1992), nom. inval.

– Type: CHINA • Sichuan, Xiaojin; Dashuigou, wet hillside; alt. 3000 m; 7 Oct. 1981; fr; N.G.Jiang, M.H.Cheng & Q.Shi 128; lectotype: HWA [HWA00061036]!, here designated; isolectotype: CDBI [CDBI0043871, CDBI0003872]!, PE [PE00964203]!, HWA [HWA00061037] !

Examined specimens

CHINA – Sichuan • Xiaojin; 7 May 1984; fr, st; Q. Shi et al. 840025; PE [PE00964204] • ibid.; 7 Oct. 1981; fr; M.H. Chen & N.G. Jiang 128; CDBI, PE • ibid.; 2 Jul. 1958; fr; Sichuan agricultural college 6320; CDBI • ibid.; 2 Aug. 1958; fr; Sichuan agricultural college 6320; CDBI • Kangding; 1 Sep. 1982; fr; Sichuan vegetation group 29803; CDBI • ibid.; 3 May 1974; fl; F.Y. Qiu 4406; CDBI • Jinchuan; 2 Jul. 1975; fr; Sichuan vegetation group 9447; CDBI • Heishui; 7 May 1959; fl; Chuanjingzhi Heishui group 1054; PE, SM • ibid.; 30 Jul. 1957; fr; X. Li 73880; PE, IBSC • Lixian; 23 Jun. 1958; fr; S.Y. Chen 5296; NAS, SM • ibid.; 23 Jun.; 1958; fr; M.F. Zhong, T. He & S.Y. Chen 5296; SM • Maerkang; 2 May 1957; fl; X. Li 70352; NAS, IBSC, KUN, PE [PE00964011], SZ • ibid.; 19 May 1957; fl, fr; X. Li 70724; IBSC, NAS, PE, SZ • ibid.; 7 Jul. 1957; fr; Z.Y. Zhang & H.F. Zhou 22649; PE .

Description

Tree, 8‒12 m high. Branches terete, pubescent when young, glabrescent. Leaves petiolate, petiole ca 1.6‒2.7 cm long, puberulous. Lamina 3.7‒7.5 × 2.1‒3.2 cm, oval, oblong or orbicular, base rounded or cuneate, equilateral, apex acuminate or caudate, margin crenate to serrulate, blade puberulous when young, glabrescent, 3‒5-lobed in sapling and base of mature tree. Inflorescence umbellulate, with 3‒7 flowers. Pedicel ca 2.0‒3.0 cm long, puberulous. Hypanthium glabrous. Sepals lanceolate-triangular, abaxially puberulous or glabrous, adaxially densely puberulous, caducous. Petals ca 1.0‒1.2 × 0.8‒1.0 cm, white, obovate. Stamens ca 20, unequal. Styles 3‒5, longer than stamens, glabrous. Pome ca 1.0‒ 1.3 cm in diameter, ellipsoidal to subglobose, yellow. Carpopodium ca 1.0‒ 1.5 cm long.

Habitat

Terrestrial, seasonally green, growing at the edge of forests, river banks or gullies; 2600‒3000 m a.s.l.

Distribution

China (Sichuan) (Fig. 29).