Check out Johann Amman's haircuts throughout his career:
Johann Amman had various hairstyles during his career. He was well recognized as an excellent botanist. However, the Swiss-Russian botanist was mainly known for his special sense of fashion and his pleasant personality. Before his tragic death at the age of 34 he was again and again in the spotlight of the press due to his fine hair. Check out Johann Amman's classic haircuts in the image box below: