银缕梅 Parrotia subaequalis

  • Scientific Name: Parrotia subaequalis (Hung T.Chang) R.M.Hao & H.T.Wei
  • Ref: Acta Phytotax. Sin. 36:80. 1998
  • Synonyms: Hamamelis subaequalis Hung T.Chang; Shaniodendron subaequale (H.T.Chang) M.B.Deng, H.T.Wei & X.Q.Wang
  • English Common Name: Chinese ironwood
  • Chinese Common Name: 银缕梅 yínlǚ∙méi, 小叶金缕梅 xiǎoyè jīnlǚ∙méi
  • Family: Hamamelidaceae
  • Genus: Parrotia
  • Distribution: Montane forests; 600–700 m. Anhui (Jinzhai Xian, Jixi Xian, Shucheng Xian), S Jiangsu (Yixing Xian), N Zhejiang (Anji Xian).
  • Type: Hamamelis subaequalis Hung T. Chang, Acta Sci. Nat. Univ. Sunyatseni 1960(1): 35.1960. Kiangsu(江苏): I-Shing(宜兴), Tongguanshan(铜官山), 1935-09-28, C. Chen(沈雋) 958(Holotype: NAS)
Trees, small; branches stellately pubescent, glabrescent. Stipules narrowly lanceolate; petiole 5–7 mm, stellately pubescent; leaf blade broadly obovate or elliptic, 4–6.5 × 2–4.5 cm, abaxially stellately pubescent with pale brown hairs, adaxially green, stellately pubescent only along veins, base rounded, truncate, or subcordate, symmetrical, margin sparsely sinuate dentate, apex obtuse; lateral veins 4 or 5 on each side, abaxially prominent, basal 2 without tertiary veins. Inflorescences capitate spikes; peduncle ca. 1 cm. Floral bracts ovate or broadly ovate, large, abaxially densely stellately pubescent, adaxially subglabrous. Lowermost 1 or 2 flowers male, floral cup indistinct, stamens 3–10, filaments very short. Bisexual flowers 4 or 5, floral cup short, margin irregularly toothed, persistent. Sepals ovate, ca. 3 mm. Stamens erect in buds, pendent at anthesis, filaments filiform, 15–18(–20) mm, anthers oblong, 4–4.5 mm, connectives elongated into a mucro. Ovary semi-inferior, styles ca. 2 mm, stigmas decurrent. Capsules subglobose, 8–9 mm in diam., dehiscing by 2 valves, persistent floral cup ca. 2.5 mm; styles persistent. Seeds 6–7 mm, base and apex acute. Fl. May–Jun, fr. Jun–Aug. (Flora of China)


Leave a comment