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FOC | Family List | FOC Vol. 9 | Rosaceae | Photinia

35. Photinia calleryana (Decaisne) Cardot, Notul. Syst. (Paris). 3: 377. 1918.

城口石楠 cheng kou shi nan

Pourthiaea calleryana Decaisne, Nouv. Arch. Mus. Hist. Nat. 10: 147. 1874; Photinia brevipetiolata Cardot; Stranvaesia calleryana (Decaisne) Decaisne.

Shrubs or small trees, deciduous. Branchlets brown, pubescent when young, glabrous when old, lenticellate. Petiole 3–10 mm, initially pubescent, glabrescent; leaf blade oblong or oblong-elliptic, 7–10 × 3–5 cm, veins 8–10(–12) pairs, both surfaces flocculose-pubescent when young, glabrescent or only with few soft hairs along veins abaxially, base broadly cuneate, margin sparsely shallowly serrate, apex acute to shortly acuminate. Inflorescences terminal, corymbose, few flowered; rachis and pedicels villous; bracts lanceolate or linear, 3–5 mm, villous. Flowers 0.8–1.2 cm in diam. Hypanthium cupular or campanulate, abaxially villous. Sepals triangular, 1–1.5 mm, apex acute. Petals suborbicular, 4–5 × 3–4 mm, abaxially slightly pilose when young, glabrate, base clawed, apex emarginate. Stamens 20, somewhat shorter than petals; filaments glabrous, base dilated. Ovary densely villous apically; styles 3, connate to above middle. Fruit ovoid, 5–7 × 3–5 mm, glabrous; fruiting pedicels prominently minutely lenticellate. Fl. May–Jun, fr. Jul–Aug.

Mountain regions; ca. 2000 m. Chongqing, Guizhou, ?E Sichuan, Yunnan.


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