- Common Name: Bear's Breeches, Brank Ursine
- Synonyms: Acanthus lusitanicus hort.
- Position: Full shade, Full sun, Partial shade, North-facing, East-facing, South-facing, West-facing, Exposed, Sheltered
- Soil: Well-drained, Chalk, Loam, Sand, Acid, Alkaline, Neutral
- Flowers: Summer
- Flower Colour: Purple, White
- Hardiness: H6 - Hardy in all of UK and northern Europe
- Habit: Deciduous, Columnar, Upright
- Height & Spread: 150cm × 90cm
Ornamental foliage and conspicuous spikes of purple and white blooms in summer make for a fine addition to the herbaceous border.