1	"Leaves in whorls of 5–7 and modified into bivalved traps, petioles connate at base; flowers solitary; capsules indehiscent; aquatic herbs (Aldrovanda vesiculosa)"	Aldrovanda
1	"Leaves basal and rosette-like or rosetted and cauline, and not modified into bivalved traps; petioles free; flowers 2–30 in racemes; capsules dehiscent, 2–6-valved; terrestrial herbs with rhizomes, fibrous roots or tubers"	Drosera