Aristolochia macrophylla (birthworts, pipevines, Dutchman's pipes) in Rottneros Park, Sweden

Aristolochia macrophylla is a deciduous (losing leaves in winter) climbing woody vine plant with large, heart-shaped leaves and flowers resembling a pipe, the reason why the plant is also called Durchman's pipe like many other and different plants with pipe-like flowers. 

Dutchman's Pipe (Aristolochia baetica) - photography by Carsten Niehaus on Wikipedia Commons

Dutchman's Pipe is a common name for plants which have flowers resembling a pipe.

Aristolochia macrophylla (birthworts, pipevines, Dutchman's pipes) in Mariestad, Sweden

Aristolochia macrophylla (birthworts, pipevines, Dutchman's pipes) in Gävle, Sweden

Lycoperdon perlatum (puffball, warted puffball, gem-studded puffball, devil's snuff box) - by Astrid Photography