Aristolochia labiata, Aristolochia brasiliensis

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Vigorous climbing vine, tropical to subtropical.

Aristolochia labiata flower has somewhat similar shape to Aristolochia ringens but has much bigger calyx which is dingy-yellow with purple veins. Tube of the flower is inflated, with 2-lipped limb; the upper lip is narrow, up to 4" long, and the lower lip expanded into a reniform lobe 4" long and 7" across. Leaves are large, up to 8" across.

It is important not to confuse Aristolochia brasilensis, a synonym of Aristolochia labiata, with "Brasilensis" cultivar of Aristolochia gigantea.

Similar plants:

• Aristolochia arborea (Aristolochia Tree)
• Aristolochia fimbriata (Fringed Aristolochia, Fringed Dutchman's Pipe)
• Aristolochia gigantea (Calico Flower, Giant Pelican Flower)
• Aristolochia gigantea var. Brasiliensis (Giant Calico Flower, Giant Pelican Flower)
• Aristolochia gilbertii (Dutchman's Pipe)
• Aristolochia grandiflora, Aristolochia gigas (Calico Flower, Pelican Flower)
• Aristolochia leuconeura (Pipe Flower)
• Aristolochia littoralis, Aristolochia elegans (Elegant Dutchmans Pipe, Calico Flower)
• Aristolochia macrophylla, Aristolochia durior (Dutchman's Pipe)
• Aristolochia manchuriensis (Manchurian Pipevine)