Botanical Survey of India | Flora of India

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Herbs, annual, erect, ascending or prostrate, glabrous, often glaucous, with watery sap, with several stems and scapes. Leaves short-petiolate, exstipulate, 2 - 4 pinnatisect into linear to narrowly obovate lobules. Inflorescences dichasial cymes, spreading; floral leaves much reduced and thinly dissected. Sepals 2, free, ovate-triangular or oblong, much smaller than petals, deciduous. Petals 4, in 2 whorls; outer pair not gibbous or spurred, obovate, entire; inner pair 3-lobed. Stamens 4, free, opposite to petals; filaments winged or dilated, scarious sometimes with a stipitate gland at the base; anthers linear, bilocular. Ovary superior, bicarpellary, syncarpous, unilocular, linear; ovules numerous on two parietal placentae; style short, stigmas bipartite, glandular at tip, often curved. Capsules linear, siliquiform, many-seeded, transversely septate, lomentoid, fragmenting into 1-seeded segments, rarely dehiscent by 2 valves; seeds small, grey, compound, without aril, rough or smooth.

Temperate and alpine Himalayas, eastwards to N. China and Japan and westwards to West Asia, N. Africa and Central Europe; ca 15 species, 2 in India.

Notes. In India the genus occurs in cultivated land, fallow fields, weed infested places, rocky foothills and intermountain terrains, up to 5000 m.

Literature. DEBNATH, H. S. & M. P. NAYAR (1984) Papaveraceae and Hypecoaceae. In Fasc. Fl. India 17: 42 - 46, f. 1. DEBNATH, H. S. & M. P. NAYAR (1985) A reappraisal of Hypecoum pendulum and H. parviflorum (Hypecoaceae). Bull. Bot. Surv. India 27: 109 - 112, ff. 1 - 4.


1a. Flowers white or slightly pinkish violet; middle lobe of inner petals not fringed; siliquas erect, with erect or horizontal pedicels 1. Hypecoum leptocarpum
b. Flowers yellow; middle lobe of inner petals with fringed margins; siliquas pendulous on incurved pedicels 2. Hypecoum pendulum

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