山杏Armeniaca sibirica (Linn.) Lam.

别名：杏仁;苦杏仁;野山杏;羊[尸巴][尸巴]蛋杏子;蒙古杏;西伯利亚杏;杏子;杏核仁;西伯日-归勒斯;古里斯;

科名：蔷薇科 Rosaceae

属名：杏属 Armeniaca

《中国植物志》第38卷027页
  2．山杏（东北木本植物图志）西伯利亚杏（中国树木分类学），西伯日-归勒斯（蒙语）
  Armeniaca sibirica (L.) Lam. Encycl. Meth. Bot. 1: 3. 1783: DC. Prodr. 532. 1825; Kost. in Kom. Fl. URSS 10:590. pl. 38. f. 4. 1941: 东北木本植物图志317. 图版 110. 图232. 1955; 俞德浚, 中国果树分类学47. 图15. 1979. ——Prunus sibirica L. Sp. Pl. 474. 1753; Schneid. Ill. Handb. Laubh. 1:636. f. 349c. 350g-h. 1906;陈嵘, 中国树木分类学466. 1937;中国高等植物图鉴2: 306. 图2342. 1972;内蒙古植物志3: 125. 图版65. 图1-5. 1977. ——Prunus armeniaca L. var. sibirica (L.) K. Koch, Dendr. 1: 88. 1869: Maxim. in Bull. Acad. Sci. St. Petersb. 29: 86. 1883.

《Flora of China》 Vol. 9 (2003)
Armeniaca sibirica  (Linnaeus) Lamarck
山杏   shan xing
Shrubs or trees, 2–5 m tall. Bark dark gray. Branches spreading; branchlets grayish brown to reddish brown, sparsely pubescent when young, glabrescent. Winter buds reddish brown, ovoid to conical, 2–4 mm; scale margins pubescent. Petiole 2–3.5 cm, glabrous or pubescent when young, with or without small nectaries; leaf blade ovate to suborbicular, (3–)5–10 × (2.5–)4–7 cm, both surfaces glabrous, pubescent, or abaxially pubescent in vein axils, base rounded to subcordate, margin obtusely minutely serrate, apex long acuminate to caudate. Flowers solitary, opening before leaves, 1.5–3.5 cm in diam. Pedicel 1–2 mm. Hypanthium purplish red outside, campanulate, outside basally glabrous or slightly pubescent. Sepals oblong-elliptic, recurved at anthesis, apex acute to shortly acuminate. Petals white with pink veins or pinkish, suborbicular to obovate. Stamens nearly as long as petals. Ovary pubescent. Drupe yellow to orangish red, sometimes tinged red, compressed globose, 1.5–2.5 cm and as broad, pubescent, glaucous or not; mesocarp 2.5–3 mm thick, dry and compact, bitter, inedible, readily separating from endocarp and splitting along ventral suture at maturity; endocarp laterally compressed globose, 1.2–2.2 cm and nearly as broad, central rib of ventral suture acute and winged, dorsal rib more obtuse, surface more smooth, base asymmetric, apex obtuse. Seed ± bitter. Fl. Mar–Apr, fr. Jun–Jul.
Forests, thickets, mountainous areas, hill grasslands, slopes, river valleys, dry sunny slopes; 400--2500 m. Gansu, Hebei, Heilongjiang, Henan, Jilin, Liaoning, Nei Mongol, Ningxia, Shaanxi, Shanxi [Korea, Mongolia, Russia].