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FOC | Family List | FOC Vol. 5 | Polygonaceae | Fagopyrum

7. Fagopyrum gracilipes (Hemsley) Dammer ex Diels, Bot. Jahrb. Syst. 29: 315. 1900.

细柄野荞 xi bing ye qiao

Polygonum gracilipes Hemsley, J. Linn. Soc., Bot. 26: 340. 1891; Fagopyrum bonatii (H. Léveillé) H. Gross; F. odontopterum H. Gross; P. bonatii H. Léveillé; P. gracilipes var. odontopterum (H. Gross) Samuelsson; P. odontopterum (H. Gross) H. W. Kung.

Herbs annual. Stems erect, 20-70(-80) cm tall, branched at base, striate, sparsely shortly strigose. Petiole 1-3 cm, shortly strigose; leaf blade ovate-triangular, 2-4 × 1.5-3 cm, both surfaces sparsely shortly strigose, base cordate or hastate, apex acuminate; ocrea 4-5 mm, membranous, shortly strigose, oblique, apex acute. Inflorescence axillary or terminal, racemose, interrupted, pendulous, very lax, 2-4 cm, slender; bracts green, funnel-shaped, margin membranous, each 2- or 3-flowered. Pedicels longer than bracts, slender, apex articulate. Perianth pinkish; tepals elliptic, unequal, 2-2.5 mm, with conspicuous green veins. Stamens included. Stigmas capitate. Achenes exceeding persistent perianth, shiny, broadly ovoid, ca. 3 mm, sharply trigonous, sometimes narrowly winged along angles. Fl. Jun-Oct, fr. Jul-Nov.

* Grassy slopes, wet valleys, field margins; 300-3400 m. S Gansu, Guizhou, Henan, Hubei, Shaanxi, ?Shanxi, Sichuan, Yunnan.


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