Six-celled; stamens 6–12. [Aristolochiaceæ], [444]
Four-celled; stamens 4. [Ludwigia], in [Onagraceæ], [187]
One-celled, with parietal placentæ. [Chrysosplenium], in [Saxifragaceæ], [172]
Ovary and pod wholly naked (there being no calyx),
Two-celled, 2-beaked; flowers capitate; tree. [Hamamelideæ], [179]
Two-celled, many-ribbed; aquatic herb. [Podostemaceæ], [444]
Ovary and pod superior, i.e. free from the calyx.
Five-celled and 5-beaked, opening across the beaks, which fall off at maturity; stamens 10. [Penthorum], in [Crassulaceæ], [176]
Three-celled and 3-valved, or 3–5-celled and circumscissile. [Ficoideæ], [198]
Two-celled or one-celled; placentæ central.