Polygonum conspicuum

櫻蓼

Polygonum conspicuum (Nakai) Nakai

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

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Nakai, The Journal of the College of Science, Imperial University of Tokyo, Japan 31: 168. 1911. (J. Coll. Sci. Univ. Tokyo)

Hsu, Polyg. Taiwan 11. fig. 8. 1967.

Persicaria conspicua Nakai ex Mori

Sasaki, List Pl. Form. (Sasaki) 168. 1928.
Polygonum macranthum Meis.

Kudo & Masam., Annual report of the Taihoku botanic garden, Faculty of Science and Agriculture, Taihoku Imperial Univeristy , Formosa, Japan 2: 52. 1932. (Ann. Rep. Taihoku Bot. Gard., 台北帝國大學理農學部附屬植物園年報)

herb

Perennial ascending herbs, to 100 cm tall; stems much branched, strigose; nodes enlarged.
Leaves subsessile, lanceolate to narrowly elliptic, 7–15 cm long, 1.5–2 cm wide, apex acuminate, base cuneate to obtuse, both surfaces strigose, lower surface with minute glands; ocreae tubular, 1.5–2.5 cm long, apex truncate, surfaces strigose, upper margins ciliate.
Inflorescences 3–6-flowered fascicles in spike-like panicles, terminal or in axils of upper leaves, densely flowered, 6–8 cm long; peduncles loosely pilose, 1.5–4 cm long; bracts funnelform, pilose, upper margins ciliate. Flowers pink; pedicels exserted; perianth segments 5, elliptic, 3–4 mm long, apex obtuse; stamens 8; styles 2-cleft, exserted; nectaries present.
Achenes dark brown, biconvex, smooth, shining, 2–3 mm long.