Botanical Survey of India | Flora of India

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Ranunculus lingua L., Sp. Pl. 775. 1753; Hook. f. & Thomson in Fl. Brit. India 1: 16. 1812.

Herbs, perennial, erect or stoloniferous, in semi-aquatic habitats, glabrous or sparsely appressed pubescent; rootstock thick, stout, articulate, creeping; stems erect, glabrous. Basal leaves ovate, cordate, long-petiolate, soon withering. Cauline leaves Oblong-lanceolate, entire, or subserrate, amplexicaul at base, attenuate at apex, up to 20 cm long, parallel-veined, ribbed. Flowers few, (2-)3 - 5 cm across, bright yellow. Sepals patently villose. Petals dichotomously veined. Carpels many, 80-100, on elongate receptacle. Achenes obovate, ca 2.5 mm long, subcompressed, submarginate, pitted; beak short, erect.

Fl. & Fr. June - July.

Distrib. India: W. Himalayas, ca 2000 m. Jammu & Kashmir, Himachal Pradesh.

Asia and Europe.

Notes. An attractive plant with its parallel-veined long leaves and large yellow flowers. Very variable in its wide range of distribution. European forms with high polyploid chromosome numbers of 2n = 128 are known.

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