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PERFOLIATE PONDWEED Potamogeton perfoliatus (Potamogetonaceae) Aquatic. Freshwater perennial that grows in still or slow-flowing waters. FLOWERS are borne in small, few-flowered spikes (Jun-Sep). FRUITS are rounded. LEAVES are all submerged, dark green and translucent; they are oval, tapering and unstalked, with heart-shaped bases that clasp the stem. STATUS-Widespread and locally common.
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132021
PERFOLIATE PONDWEED Potamogeton perfoliatus (Potamogetonaceae) Aquatic. Freshwater perennial that grows in still or slow-flowing waters. FLOWERS are borne in small, few-flowered spikes (Jun-Sep). FRUITS are rounded. LEAVES are all submerged, dark green and translucent; they are oval, tapering and unstalked, with heart-shaped bases that clasp the stem. STATUS-Widespread and locally common.

Filename: 132021.jpg
Size: 1815x3543 / 1.1MB
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Date: 1 Jul 2013
Location:
Credit: PAUL STERRY/NPL
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Model Release: No
Property Release: No
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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