Authors: C. Stace, R. van der Meijden (ed.) & I. de Kort (ed.)
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Scientific name:

Hypericum hirsutum

Vernacular name:

St John's-wort, Hairy


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Hypericum nummularium - St John's-wort, Round-leaved
Hypericum montanum - St John's-wort, Pale

Hairy St John's-wort

Scientific name: Hypericum hirsutum L.

Diagnostic features
Erect pubescent perennial with stems to 1m.
Flowers 15-22mm across.
Petals pale yellow.
Black glands on sepals and petals stalked.

Chromosome number: 2n=18.

Habitat
Native; open woodland, river-banks and damp grassland.

Distribution
Frequent throughout most of Britain but rare in West, very local in Ireland.

This species is keyed out on Page 3860 in the Text Key.

Hypericum hirsutum
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St John's-wort, Hairy
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