1 | Leaves shortly pinnatifid or irregularly toothed, subglabrous and more or less glaucous; flowers pink or pale purple |
1' | Leaves deeply once or twice pinnatifid or pinnatisect, more or less strigose; flowers red, orange-red or purple-crimson |
2 | Capsule clavate; peduncle glabrous or almost so |
2' | Capsule obovoid or globose; peduncle with adpressed or ascending bristles |
3 | Capsule obovoid; stigmatic rays up to 8, rarely up to 10; more or less densely bristled plant, lobes of leaves often bristle-pointed |
3' | Capsule globose; stigmatic rays 8-12(-18); nearly glabrous plant, lobes of leaves as well |
4 | Capsule more or less bristly |
4' | Capsule glabrous |
5 | Capsule narrowly oblong or clavate, sparsely bristly with the bristles often confined to the upper part; peduncles conspicuously thickened in fruit |
5' | Capsule ovoid or ellipsoid, densely bristly; peduncles not conspicuously thickened in fruit |
6 | Flowers small, petals 1-2 cm long, orange-red, no black markings; anthers yellow, sometimes brownish; capsule turbinate or broadly clavate; lower leaves typically lyrate and with obtuse lobes |
6' | Flowers rather large, petals 2-4 cm long, scarlet or crimson, often with black markings; anthers black; capsule subglobose to clavate; lower leaves pinnatisect or pinnatipartite with pointed lobes |
7 | Capsule with 5-8(-10) stigmatic rays, obovoid, gradually narrowed to the base; 5-18 cm high delicate plant of coastal sands, often tinged red |
7' | Capsule with (5-)8-15(-18) stigmatic rays, obovate-oblong or turbinate, attenuate towards the base; plant usually more than 20 cm high, not tinged red |