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1 Corollas pale lavender to pink; calyx with irregular, ovate projections; leaves lanceolate, tapering to the tip
..2 Fruit greatly thickened by a corky mass on the back of the fertile locule; corolla pale blue (or white)
....3 Fertile locule much wider than the combined width of the 2 sterile locules; fruit sharply triangular in ×-section
......4 Corolla 1.5-2 mm long, the corolla lobes 0.4-0.8 mm long
......4 Corolla 3-5 mm long, the corolla lobes 1-2 mm long