Aristolochia gilbertii

Distinctive yet unusual, this great vine produces pipe-like flowers netted purple and brown it's leaves are light green and heart shaped.

This is a perennial vine in Zone 10. It can be grown well in Zone 9 with some protection during frost and light freezes.

Aristolochia gilbertii is similar to Aristolochia ringens.

Aristolochia grandiflora, Aristolochia gigas

This creeper produces a gargantuan flower that is more beautiful than Aristolochia gigantea (in some sources, Aristolochia gigantea is considered as Aristolochia grandiflora var. Hookeri). The solitary blooms have heart-shaped faces about a foot long and 8 inches wide. Rich purple blotches and veins cover the creamy white face of the flower. At the center of the blossom, a livid purple bull's-eye leads to an inflated pouch. As added adornment, a foot-long, slender tail hangs from the flower. There is a malodorous aspect to the bloom; however, it dissipates after the first 24 hours. Papery capsule containing many seeds.

Aristolochia labiata, Aristolochia brasiliensis

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.

Aristolochia leuconeura

Unusual aristolochia species with deep veined leaves 5-6 wide and bigger. They are leathery and glossy, look almost like aroid leaves. Small flowers are unusual shape too. It is said that the plant is cold hardy to mid-20-s F.

Aristolochia macrophylla, Aristolochia durior

Primarily grown for foliage: dark green, heart shaped leaves (6 to 10 inches); ordinary, well-drained soil; requires a strong trellis; withstands urban pollution; rarely bothered by insects or diseases; creates a dense shade.