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

29. Spiraea nishimurae Kitagawa, Bot. Mag. (Tokyo). 48: 610. 1934.

金州绣线菊 jin zhou xiu xian ju

Shrubs much branched. Branchlets tortuous, gray-brown, dark brown, or dark purple-brown, pubescent when young; buds ovoid, with several brownish scales, pubescent, apex subobtuse. Petiole 1–3 mm, densely sericeous-pubescent; leaf blade abaxially greenish, adaxially green, rhombic-ovate to elliptic, rarely obovate, 7–24 × 4–8 mm, abaxially sericeous-pubescent, adaxially sparsely pubescent, base cuneate, margin deeply obtusely serrate, 3-lobed apically, middle lobes larger, apex obtuse. Umbels on short, lateral, leafy branchlets, pedunculate, 2–3 cm, 7–25-flowered; pedicels 6–10 mm, pubescent; bracts linear, puberulous. Flowers 5–6 mm in diam. Hypanthium campanulate, pubescent abaxially. Sepals triangular, erect in fruit, apex acute or shortly acuminate. Petals white, broadly ovate or suborbicular, 2–3 mm, about as broad as long, apex obtuse or emarginate. Stamens ca. 20, shorter than to nearly equaling petals. Disk annular, 10-lobed; lobes obtuse at apex, rarely emarginate. Carpels pubescent; styles shorter than stamens. Follicles lustrous, pubescent at base and abaxially. Fl. May–Jun, fr. Jul–Aug.

Open woods, slopes, shaded rocks; 900--1900 m. Jilin, Liaoning, Shandong, Shanxi.


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