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Plant Form: Biennial rosette herb.
Size: Up to 60 cm tall.
Stem: One or more upright flowering stems. Densely covered in fine hairs.
Leaves: Long, narrow, dark green, up to 20 cm long, alternate along stem, decreasing in size further up. Heart-shaped base that is clasped around stem.
Flowers: Tube shaped opening to pink to blue petals, up to 1 cm diameter.
Fruit and Seeds: Each flower produces four nutlets covered with prickles, containing oval shaped 6-8 mm long seeds.
Habitat: Grassland, open woodland, dunes, roadsides, pastures.
Distinguishing Features: More erect stems than Forest hound's-tongue (Austrocynoglossum latifolium). Larger flowers than Australian hound's-tongue (Cynoglossum australe), Sweet hound's-tongue (C. suaveolens) has whiter flowers.