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FOC | Family List | FOC Vol. 6 | Ranunculaceae | Ranunculus

39. Ranunculus polii Franchet ex Forbes & Hemsley, J. Linn. Soc., Bot. 23: 15. 1886.

上海毛茛 shang hai mao gen

Herbs perennial. Roots fibrous, subequally thick. Stems 5--15 cm, glabrous, branched. Basal leaves 4--8; petiole 2--2.5 cm; blade ternate, ovate in outline, 1.5--2.8 × 1.8--3.4 cm, papery; central leaflet long petiolulate, broadly rhombic, 7--10 × 8--14 mm, 3-partite or 3-sect; lobes oblong or narrowly obovate, entire or 1-denticulate; lateral leaflets shortly petiolulate, unequally 2- or 3-partite, lobes obliquely narrowly obovate, unequally 2-lobed. Stem leaves few, lowermost similar to basal leaves, upper ones simple, 3-sect, segments narrowly obovate or oblong, entire. Flowers solitary, terminal, 1--1.4 cm in diam. Receptacle glabrous. Sepals 5, ovate, 3.5--4 mm, abaxially sparsely puberulent. Petals 5, narrowly obovate, 5.8--6.5 × 2.8--4 mm, nectary pit without a scale, apex rounded. Stamens numerous; anthers oblong. Carpels numerous; ovary 1--2 mm. Achene puberulent or glabrous; style 0.5--0.7 mm, circinate. Fl. Apr--Aug.

* Hilly slopes; below 100 m. Shanghai.


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