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

3. Agrimonia coreana Nakai, Rep. Veg. Diamond Mount. 71. 1918.

托叶龙芽草 tuo ye long ya cao

Agrimonia pilosa Ledebour var. coreana (Nakai) Liou & Cheng; A. velutina Juzepczuk.

Herbs 70–100 cm tall. Rhizome horizontal, woody, with many lateral roots, often with 1 to several underground buds. Stems pilose and pubescent. Stipules broadly flabellate or broadly ovate, margin coarsely crenate or lobed; petiole sparsely pilose and pubescent; leaf blade interrupted imparipinnate with 3 or 4 pairs of leaflets, on upper leaves with 1 or 2 pairs; leaflets sessile, rhombic-elliptic or obovate-elliptic, 2–6 × 1.5–3 cm, abaxially densely pubescent between veins, spreading pilose on veins, adaxially appressed pilose or glabrescent, base cuneate or broadly so, margin coarsely crenate, apex obtuse to acute. Inflorescence rather lax, with 1.5–4 cm intervals between flowers; rachis slender, pubescent and pilose. Flowers 7–9 mm in diam.; pedicel 1–3 mm; bract 3-parted with segments fasciated; bracteoles in 1 pair, ovate, margin serrate or entire. Sepals triangular-ovate. Petals yellow, obovate-oblong. Stamens 17–24. Stigma capitate. Fruiting hypanthium conic-hemispheric, ca. 5 × 4 mm including prickles, abaxially 10-ribbed, pilose, with a multiseriate crown of prickles; prickles spreading. Fl. and fr. Jul–Aug. 2n = 28.

Forest margins, thickets on mountain slopes; 500--800 m. Jilin, Liaoning, Shandong, Zhejiang [Japan, Korea, E Russia].


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