Shrubs or trees, 50 dm. Stems: twigs: new growth ?often ± reddish young?, glabrous, 1-year old gray-brown, older dull gray; thorns on twigs ?few to plentiful?, straight to ± recurved, 1-year old shiny, dark brown or black, older gray, slender, 2.5–7 cm. Leaves: petiole length 40–60% blade, glabrous, sparsely to densely minutely glandular; blade ?green?, suborbiculate, ± ovate, broadly rhombic to rhombic-ovate, sometimes broadly elliptic, 2–5 cm, thin, base rounded to cuneate, lobes 0 or 1–4 per side, sinuses shallow to moderately deep, lobe apex acute to obtuse, margins crenate-serrate to serrate, veins 4–6 per side, apex subacute to obtuse, abaxial surface glabrous, adaxial glabrate young, soon glabrescent. Inflorescences 6–15-flowered; branches glabrous; bracteoles linear, membranous, margins glandular, larger proximally stipitate-glandular. Flowers 13–18 mm diam.; hypanthium glabrous; sepals narrowly triangular, 5 mm, margins entire or ± glandular-denticulate; stamens 10, anthers ivory; styles 2 or 3. Pomes yellow to yellow-orange, dull orange, or ruddy to red, suborbicular, 7–12 mm diam., glabrous; sepals reflexed; pyrenes 2 or 3. 2n = 51, 68.
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