Zig-zag stems enhance the devil’s backbone or Hummingbirds and the devil
May 18, 2019
The peculiar shaped stem of the devil’s backbone (Euphorbia tithymaloids) shrub inspired many of the common names of the plant. The zig-zag is an unusual shape in nature as it is in architecture and other related fields. It is also called rick-rack. The stem is thick, wiry and upright and grows...
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