Filaments longer than the anther.
Flowers diœcious; twiners with alternate leaves. [Menispermaceæ], [51]
Flowers perfect; if climbers, the leaves opposite.
Leaves not peltate; petals deciduous. [Ranunculaceæ], [34]
Leaves peltate; petals persistent. [Brasenia], in [Nymphæaceæ], [55]
Pistils several-lobed, the ovaries united below the middle. [Resedaceæ], [75]
Pistils several, their ovaries cohering in a ring around an axis. [Malvaceæ], [96]
Pistils strictly one as to the ovary; the styles or stigmas may be several.
Leaves punctate under a lens with transparent dots. [Hypericaceæ], [92]
Leaves not punctate with transparent dots.