WATERCRESS Rorippa nasturtium-aquaticum (Brassicaceae) Height to 15cm. Usually creeping perennial of shallow streams and ditches. FLOWERS are 4-6mm across with 4 white petals; in terminal heads (May-Oct). FRUITS are narrow pods, 16-18mm long, containing 2 rows of seeds. LEAVES are dark green and pinnately divided; persist through winter. STATUS-Widespread and common; widely cultivated in S England.
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WATERCRESS Rorippa nasturtium-aquaticum (Brassicaceae) Height to 15cm. Usually creeping perennial of shallow streams and ditches. FLOWERS are 4-6mm across with 4 white petals; in terminal heads (May-Oct). FRUITS are narrow pods, 16-18mm long, containing 2 rows of seeds. LEAVES are dark green and pinnately divided; persist through winter. STATUS-Widespread and common; widely cultivated in S England.

Filename: 134550.jpg
Size: 2228x1860 / 1.0MB
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Date: 1 Jul 2013
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Credit: PAUL STERRY/NPL
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Restrictions: Nature Photographers Ltd., West Wit, New Road, Little London, Tadley, Hampshire, RG26 5EU. Tel: +44(0)1256 850661 web: www.naturephotographers.co.uk
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