Aristolochiaceae

Aristolochia L.

Kingdom: Plantae Rank: Genus Parent: Aristolochiaceae Status: Valid

Common Names:

  • Birthwort - English, Peru

Vegetative Morphology

Habit: Lianas, bark often soft, corky.

Leaves: Leaves often cordate.

Reproductive Morphology

Fruit: Fruit a septicidal capsule with six valves opening longitudinally, to 15 cm long, brown when mature, only rarely remaining united to form a basket-like structure.

Infructescence: Infructescence axillary. Pedicel splitting as fruit opens.

Seeds: Numerous winged seeds per fruit.

Other

Uses: Speceis of this genus are used medicinally as diaphoretics, vasodilators, oxytocics, and externally to treat snakebites.

Distribution: Southern United States through Mexico and Central America to Peru and Bolivia, also in Asia and Africa.