Green Alder Alnus viridis (Betulaceae) HEIGHT to 5m <br />
Rarely more than a large shrub or small tree. BARK Brown. BRANCHES With mostly smooth, greenish twigs and pointed, sessile, shiny-red buds. LEAVES More pointed than those of Common Alder and sharply toothed, hairy on the midrib and in the joins of the veins on the underside. When first open they are sticky to the touch. REPRODUCTIVE PARTS Male catkins, appearing with the leaves, are up to 12cm, yellow and pendulous; female catkins are 1cm long, erect and greenish at first, becoming reddish later, and usually found in stalked clusters of 3–5. The cone-like ripe catkins are rounded, green and tough at first, becoming blackened later and persisting until the following spring. STATUS AND DISTRIBUTION Native of the mountains of central and E Europe, planted here for ornament.
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132938
Green Alder Alnus viridis (Betulaceae) HEIGHT to 5m
Rarely more than a large shrub or small tree. BARK Brown. BRANCHES With mostly smooth, greenish twigs and pointed, sessile, shiny-red buds. LEAVES More pointed than those of Common Alder and sharply toothed, hairy on the midrib and in the joins of the veins on the underside. When first open they are sticky to the touch. REPRODUCTIVE PARTS Male catkins, appearing with the leaves, are up to 12cm, yellow and pendulous; female catkins are 1cm long, erect and greenish at first, becoming reddish later, and usually found in stalked clusters of 3–5. The cone-like ripe catkins are rounded, green and tough at first, becoming blackened later and persisting until the following spring. STATUS AND DISTRIBUTION Native of the mountains of central and E Europe, planted here for ornament.

Filename: 132938.jpg
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Date: 3 Jul 2013
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Credit: BRINSLEY BURBIDGE/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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