Scientific name:

Urtica urens

Vernacular name:

Nettle, Small

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Urtica dioica subsp. galeopsifolia
Parietaria judaica - Pellitory-of-the-wall

Small Nettle

Scientific name: Urtica urens L.

Diagnostic features
Monoecious annual to 60cm.
Inflorescences each with many female and few male flowers.
Leaves and stems with usually abundant stinging hairs but otherwise glabrous to sparsely hairy.
Terminal leaf-tooth about as long as adjacent laterals.

Chromosome number: 2n=24.

Habitat
Probably native; cultivated and waste ground; frequent throughout British Isles but commoner in East, introduced in Ireland.

This species is keyed out at Page 2512:Urtica (Urticaceae) in the Text Key.

Urtica urens 3 (Flowering habit, picture taken in the Netherlands by R. van der Meijden)
Urtica urens 4 (Flowering habit, picture taken in the Netherlands, in slide collection of NHN-Leiden)
Urtica urens a (Leaf, drawing by H. Thompson in Stace, 1997)

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