刺叶石楠

Shrubs or small trees, evergreen, 1–3 m tall, tomentose throughout or glabrescent. Branchlets brownish to reddish brown when young, grayish brown to grayish black when old, terete, initially short tomentose, glabrous when old; buds ovoid, apex acute; scales brownish, shortly gray tomentose. Petiole 6–15 mm, stout, gray tomentose; stipules subulate or acicular-linear, sparsely tomentose, margin with red glands; leaf blade obovate or elliptic-obovate, 4.5–7 × 4–5 cm, leathery, veins 10–14 pairs, midvein raised abaxially and impressed adaxially, abaxially densely gray tomentose, adaxially initially sparsely tomentose, glabrescent, base narrowly cuneate, margin spiny-serrate, apex obtuse or acute to acuminate. Compound corymbs terminal, 4–8 × 6–10 cm, many flowered; rachis and pedicels densely tomentose; bracts subulate, 2–2.5 mm. Pedicel 2–4 mm. Flowers 7–9 mm in diam. Hypanthium cupular, 2–3 mm, abaxially densely tomentose. Sepals triangular, 1–2 mm, margin with black glands, apex acute or obtuse. Petals white, suborbicular, 3–4 mm in diam., adaxially tomentose. Stamens 20, slightly shorter than or nearly as long as petals. Ovary densely long tomentose; styles 2, connate toward base, somewhat not exceeding stamens. Fruit red, ovoid or obovoid, 6–8 mm in diam., initially tomentose, glabrescent. Fl. May, fr. Sep–Nov.

Yunnan.

Sunny rocky slopes, near water courses, thickets, roadsides, mixed forests; 1800--3000 m.

Photinia prionophylla (lat. Photinia prionophylla) - gülçiçəyikimilər fəsiləsinin photinia cinsinə aid bitki növü.

Photinia prionophylla is a species in the family Rosaceae of flowering plants.

Photinia prionophylla là loài thực vật có hoa trong họ Hoa hồng. Loài này được (Franch.) C.K. Schneid. miêu tả khoa học đầu tiên năm 1906.

刺叶石楠（学名：Photinia prionophylla）为蔷薇科石楠属的植物，是中国的特有植物。分布在中国大陆的云南等地，生长于海拔2,500米至3,300米的地区，见于向阳干燥多石山坡及路边灌木丛中，目前尚未由人工引种栽培。