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FOC | Family List | FOC Vol. 13 | Onagraceae | Epilobium

29. Epilobium minutiflorum Haussknecht, Oesterr. Bot. Z. 29: 55. 1879.

细籽柳叶菜 xi zi liu ye cai

Epilobium decipiens Haussknecht (1879), not F. Schultz (1861); E. modestum Haussknecht; E. propinquum Haussknecht; E. tetragonum Linnaeus var. minutiflorum (Haussknecht) Boissier.

Herbs perennial, erect, with short, fleshy basal soboles or leafy rosettes. Stems 15-100 cm tall, well-branched or rarely simple, densely strigillose throughout, with scattered glandular hairs on inflorescence, often subglabrous below, with inconspicuous lines decurrent from margins of petioles. Leaves subsessile above, lower ones with petioles 1-6 mm; cauline blade oblong-lanceolate to narrowly ovate, 2-7 × 0.4-1.7 cm, glabrous except for strigillose margin and veins, base cuneate or subrounded, margin serrulate with 20-41 teeth per side, apex subobtuse or acute. Inflorescence suberect before anthesis; flowers erect. Sepals 2.4-4 mm, sometimes keeled. Petals white, rarely pink or rose, 3-4.3(-5) mm. Stigma clavate to subcapitate, entire. Capsules 3-8 cm, strigillose or rarely glabrescent; pedicels 0.5-2 cm. Seeds brown, 0.8-1.2 mm, minutely papillose, with conspicuous chalazal collar 0.08-0.12 mm; coma white, detaching readily. Fl. Jul-Aug, fr. Aug-Sep. 2n = 36.

Frequent in moist places by streams, bogs, roadside ditches in otherwise low, warm areas; 500-1800 m. Gansu, Hebei, Jilin, Liaoning, Nei Mongol, Ningxia, Shaanxi, Shanxi, Xinjiang, Xizang [Afghanistan, Kazakhstan, Korea, Kyrgyzstan, Mongolia, Pakistan, Russia, Tajikistan, Uzbekistan; SW Asia].


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