Pat Tuson / A Cowl which incorporates a passive ventilation system on the roof of the Centre for the Environment at the Horniman Museum, Forest Hill, London, UK
01413503
Pat Tuson / A Cowl which incorporates a passive ventilation system on the roof of the Centre for the Environment, Horniman Museum, London, UK
01192800
Jose B. Ruiz / Flower of Friar's cowl {Arisarum vulgare} Spain
01192799
Jose B. Ruiz / Flower of Friar's cowl {Arisarum vulgare} Spain
01171836
Martin Gabriel / Wild arum / Lords and ladies (Arum maculatum), bud and cowl in spring, Bavaria, Germany