Botanical Survey of India | Flora of India

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Herbs, annual or perennial, small, diffuse, prostrate or suberect, dichotomously much branched. Leaves opposite but appearing whorled due to presence of axillary fascicles of leaves, obovate to orbicular; stipules conspicuous, scarious. Inflorescence a terminal dichasial branched compound condensed cyme. Flowers many, sessile of pedicellate, bisexual, hypogynous; bracts conspicuous, similar to stipules, scarious. Sepals 5, keeled and hooded, green, scarious-margined. Petals 5, narrow, entire or emarginate, shorter than sepals, hyaline, white. Stamens 1 - 5; filaments more or less united at base. Ovary 1-locular, many-ovuled; style short, 3-fid up to middle; stigmas 3. Capsules 3-valved; valves twisting spirally into tubes; seeds ovoid, several.

Cosmopolitan; ca 16 species, 2 species in India.



KEY TO THE SPECIES


1a. Perennials; flowers subsessile 1. Polycarpon prostratum
b. Annuals; flowers pedicellate; pedicels longer than flowers in older flowers 2. Polycarpon tetraphyllum


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