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1 Corolla lobes shallowly notched at the tip; upper corolla lip about as long as the lower; lower corolla lip blue to purplish blue; main leaves broadest near the base; capsules with (2-) 4 seeds, each seed 2.5-3.2 mm long
1 Corolla lobes deeply (2-3 mm) notched at the tip; upper corolla lip noticeably shorter than the lower; lower corolla purple (white); main leaves broadest near the middle; capsules with 6-12 seeds, each seed 1.2-1.6 mm long