A picture of a Dog-Strangling Vine

Dog-Strangling Vine

Cynanchum spp.

C. acutum-15 by Philmarin (CC BY-SA 3.0)

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A photo of Dog-Strangling Vine
A photo of Dog-Strangling Vine
A photo of Dog-Strangling Vine
A photo of Dog-Strangling Vine
A photo of Dog-Strangling Vine

Dog-Strangling Vine Overview

Genus with around 283 twining perennial or shrub species with some succulents. They tend to grow along the ground surface or in an erect habit. Leaves are oval, lance, heart-shaped or reduced to barely present structures, depending on species and some may possess rhizomes. Flowers differ across species but are almost always small and starry, some are semi-fleshy and all possess 5 petals. They are cream-white, red-brown or yellow-green in colour. Some species have petals that are united at the tips, forming complex, ornate box structures. Others such as Cynanchum insigne have wide, spreading petals that are fused into a cup-shaped structure, this species also has strong red venation which contributes to a striking overall appearance.