Crataegus aurantia Pojark.

Shrubs or small trees, deciduous, 3–5 m tall, unarmed or armed; thorns 1–2 cm. Branchlets dark purple when young, grayish brown when old, initially pubescent; buds not seen. Stipules not seen; petiole 1.5–2.5 cm, densely pubescent; leaf blade dark green adaxially, broadly ovate, 4–7 × 3–7 cm, abaxially pubescent, densely so along midvein and veins, adaxially sparsely pubescent, base rounded, truncate, or broadly cuneate, margin sharply and irregularly serrate, with 2 or 3 pairs of shallow lobes; lobes broadly ovate to suborbicular, apex acute. Compound corymb 3–4 cm in diam., many flowered; peduncle densely pubescent; bracts not seen. Pedicel 5–8 mm, densely pubescent. Flowers ca. 1 cm in diam. Hypanthium campanulate, abaxially pubescent. Sepals broadly triangular, 4–6 mm, abaxially pubescent. Petals white, suborbicular, ca. 5–6 mm. Stamens 18–20. Ovary 2- or 3-loculed, with 2 ovules per locule; styles 2 or 3 rarely 4, pubescent basally. Pome orangish red when dried, oblong-ovoid when young, subglobose when mature, ca. 1 cm in diam., glabrous; sepals persistent, reflexed; pyrenes 2 or 3, abaxially convex, adaxially with concave scars. Fl. May–Jun, fr. Aug–Sep.

Gansu, Hebei, Shaanxi, Shanxi.

Mixed forests on slopes; 1000--1800 m.

Crataegus aurantia är en rosväxtart som beskrevs av Antonina Ivanovna Pojarkova. Crataegus aurantia ingår i hagtornssläktet som ingår i familjen rosväxter. Inga underarter finns listade i Catalogue of Life.

Crataegus aurantia là loài thực vật có hoa trong họ Hoa hồng. Loài này được Pojark. mô tả khoa học đầu tiên năm 1950.

桔红山楂（学名：Crataegus aurantia）为蔷薇科山楂属的植物，为中国的特有植物。分布在中国大陆的陕西、甘肃、河北、山西等地，生长于海拔1,000米至1,800米的地区，多生于山坡杂木林中，目前尚未由人工引种栽培。