2n = 36, (90)

n = 18

n = 18

Mat-forming plant with sessile rosulate tufts of glossy glabrous leaves and subsessile white flowers. Leaves orbicular spathulate, 8—25 mm long, shallowly crenate-serrate, undulate or flat, narrowed to a thin flat petiole. Scape solitary from each rosette, 1—2 cm long in flower, elongating up to 5 cm in fruit. Flowers solitary, terminal, erect, white or palest blue, 12—15 mm diam. Corolla rotate-campanulate, 9—12 mm long, tube bowl-shaped, c. 4 × 5 mm, lobes 7 × 5 to 8 × 5 mm, ovate, obtuse. Calyx lobes 2 × 1 mm wide at base, triangular. Capsule globular, 6 mm diam. when mature. Seeds ellipsoid, glossy brown. Self-fertile in cultivation. FL Nov—Mar, FT Dec—Apr.