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Inflorescence capitate or shortly racemose, usually pedunculate; flowers subsessile to rather long-pedicellate.
Corolla blue, purple or white, upper lip hooded, entire or emarginate, lower lip with 3 broad lobes.
Rosette perennial herbs, stem very short often encased in old leaf-bases, hirsute to subglabrous.
Leaves sessile or shortly petioled, linear-lanceolate to broadly ovate.
Fruit an oblong capsule, about as long as the calyx; seeds numerous.
Calyx tubular, 5-ribbed or slightly winged, teeth 5, subequal.
Roots fibrous, sometimes coloured yellow, orange or red.
Style filiform, dilated and very shortly bilobed.
