dcsimg
8.8772893046.130x130
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Chemaj

Chelidonium majus L.

Brief Summary

Comprehensive Description

Distribution

    Distribution
    provided by eFloras
    introduced; B.C., N.B., N.S., Ont., P.E.I., Que.; Conn., Del., Ill., Ind., Iowa, Maine, Md., Mass., Mich., Minn., Mo., Mont., N.H., N.J., N.Y., N.C., Ohio, Pa., R.I., Utah, Vt., Va., Wash., W.Va., Wis.; Eurasia.

Morphology

    Comments
    provided by eFloras
    The irritating sap of Chelidonium has been used to treat warts. In the vegetative state, this weedy introduction from Eurasia is difficult to distinguish from the native Stylophorum diphyllum .
    Description
    provided by eFloras
    Plants to 10 dm. Stems branching, ribbed. Leaves to 35 cm; petiole 2-10 cm; blade deeply 5-9-lobed; margins irregularly dentate or crenate, rarely laciniate. Inflorescences: peduncle 2-10 cm. Flowers: pedicels 5-35 mm; sepals to 1 cm; petals bright yellow, obovate to oblong, to 2 cm wide; style ca. 1 mm. Capsules linear to narrowly oblong, 2-5 cm, glabrous. Seeds black, reticulate-pitted.

Habitat

    Habitat
    provided by eFloras
    Moist to dry woods, thickets, fields, hedgerows and fences, roadsides, railroads, and waste ground; 0-1000m.

Cyclicity

    Flowering/Fruiting
    provided by eFloras
    Flowering spring-summer.