珍珠梅 Sorbaria sorbifolia

  • Scientific Name: Sorbaria sorbifolia (L.) A.Braun
  • Ref: P.F.A.Ascherson, Fl. Brandenburg 1:177. 1860
  • Synonyms: Basilima sorbifolia (L.) Raf., Schizonotus sorbifolius (L.) Lindl. ex Steud., Sorbaria sorbifolia var. glabra Maxim., S. sorbifolia var. stellipila Maxim., S. stellipila (Maxim.) C.K.Schneid., Spiraea pinnata Moench, S. sorbifolia L.
  • English Common Name: false spiraea, false spirea, false goat’s beard, sorb-leaved schizonotus
  • Chinese Common Name: 珍珠梅 zhēnzhū∙méi
  • Japanese Common Name: ホザキナナカマド [穗咲七竈] hozakinanakamado
  • Family: Rosaceae
  • Genus: Sorbaria
  • Distribution: Open forests; 200–1500 m. Heilongjiang, Jilin, Liaoning, Nei Mongol [Japan, Korea, Mongolia].
  • Photo: 07/14/2008, Mt. Changbai, Jilin
Shrubs to 2 m tall. Branches erect; branchlets glabrous or slightly pubescent; buds purple-brown, ovoid. Stipules ovate-lanceolate to triangular-lanceolate, 8–13 mm, abaxially slightly pubescent, apex acuminate. Leaflets 11–17, opposite, lanceolate to ovate-lanceolate, 5–7 × 1.8–2.5 cm, glabrous or subglabrous on both surfaces or abaxially densely stellate hairy, lateral veins in 12–16 pairs, base subrounded to broadly cuneate, rarely slightly oblique, apex acuminate or caudate. Panicle 10–12 × 5–12 cm; peduncle and pedicels more or less pubescent and stellate hairy; bracts ovate to linear-lanceolate, 5–10 mm, slightly pubescent on both surfaces, later glabrescent, apex acuminate. Flowers 10–12 mm in diam.; pedicel 5–8 mm. Hypanthium pubescent abaxially at base. Sepals persistent and reflexed (rarely spreading) in fruit, triangular, abaxially sparsely pubescent, apex obtuse or acute. Petals oblong or obovate, 5–7 mm. Stamens 40–50, 1.5–2 × as long as petals. Style terminal. Follicles cylindric, ca. 3 mm, glabrous; fruiting pedicel erect. Fl. Jul–Aug, fr. Sep. (Flora of China)

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