West Highland Flora

Self-heal


Prunella vulgaris

 

Prunella vulgaris

Photo Carl Farmer
1 Aug 2002 Portree, Skye

Common on and beside paths, in waste places, grassland, scrub, lawns.

Flower c 8-15 mm long.  Plant usually under 20 cm tall.

ID: Unmistakable in or after flowering, with its single compact cylindrical head with layers of broad purple hairy bracts between the flowers.

Other features: Unlike most labiates there is a very clear distinction between bracts and leaves.  Stem-base creeps and roots at nodes, then turns upright.  Flower has upper lip hooded, lower lip 3-lobed, the middle lobe largest and toothed.  Calyx also 2-lipped, the upper lip broad and shallowly 3-toothed, the lower lip deeply 2-toothed.  Calyx closed in fruit.  Stamens with a projection at tip that is pressed against the upper lip of the flower.

 

Prunella vulgaris

Photo Carl Farmer
2 Nov 2004 Portree, Skye
Infloresence c 2.7 cm across


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