| lanceolate | Ovate to oblong | ovate | linear-lanceolate | ovate or elliptical | Ovate to elliptical, | |
| lanceolate exceeding the length of bract | ovate to lanceolate, equaling the length of bract | ovate to lanceolate, equal length of bract | ovate to lanceolate less than the length of bract | linear-lanceolate equal to the length of bract | lanceolate to ovate-lanceolate, shorter than bract | |
| dimorphic, with fimbriate apex and other with acute apex | shorter than sepals, apex obtuse | unimorphic, with rounded apex | unimorphic with acute or obtuse apex | Absent or very short, up to one-third of the length of sepals | deeply bifid, shorter than or as long as sepals, apex round | |
| ellipsoid | ovoid | ovoid | ovoid | ovoid | ovoid | |
| 5–8 | 5 | 8–10 | 8–10 | (1–) 2–3 (–4) | 3–5(–10) | |
| elongate, double the length of persistent calyx | ovoid, glabrous, dehiscent capsule with ca. 15 seeds | ovoid, equals the length of persistent calyx | elliptical, shorter than the persistent calyx | ovoid, equaling the length of persistent calyx | elongate, longer then the sepal | |
| tubercles sharp, pointed, conical with scattered papillae | conical tubercles less than 0.10 mm long | tubercles short, flat topped with abundant papillae | tubercles on seeds high, conical, higher than wide. | tubercles on seeds shorts, round to shortly conical, long as wide or slightly longer than wide | tubercles conical, longer than wide | |
| pore membrane not well differentiated, pores obscure with granular surface | data not available | pore membrane prominent, pores sunken with spinulose surface | data not available | data not available | data not available |