Aristolochia

Aristolochia californica

California snakeroot

Aristolochia clematitis

Birthwort

Aristolochia erecta

Swanflower

Aristolochia grandiflora

Duckflower

Aristolochia maxima

Florida dutchman's pipe

Aristolochia wrightii

Wright's dutchman's pipe

Aristolochia birostris

Aristolochia cauliflora

Aristolochia cordigera

Aristolochia mathewsii

Aristolochia iquitensis

Aristolochia klugii

Aristolochia lindneri

Aristolochia lingulata

Aristolochia physodes

Aristolochia maranonensis

Aristolochia smilacina

Aristolochia triangularis

Aristolochia versabilifolia

Aristolochia anguicida

Harlequin dutchman's pipe