1 | Capsules erect or spreading; flowers scentless |
1' | Capsules pendulous; flowers scented |
2 | Petals white; seeds distinctly papillose; capsule with 4(-5) apical lobes |
2' | Petals yellow or greenish; seeds smooth, shining; capsule with 3 apical lobes |
3 | Leaves simple, entire; seeds dark brown |
3' | Leaves pinnatisect; seeds black |
4 | 18-22(-24) stamens; calyx not (or very little) accrescent in fruit; cauline leaves mostly simple, entire |
4' | 12-18 stamens; calyx accrescent in fruit; cauline leaves mostly lobed |
5 | Seeds (1.5-)1.6-1.8 mm long; sepal margins glabrous |
5' | Seeds 2-2.5 mm long; sepal margins papillose-scabrid |