Jan Willem Moll

Jan Willem Moll (3 June 1851 – 24 September 1933) was a Dutch botanist and plant physiologist who worked as a professor at the University of Groningen.

A major work by him was a systematic catalog of European fungi, the Enumeratio systematica fungorum in omnium herbarum.

He studied at the Athenaeum Illustre, Amsterdam before going to Leiden University.

He was a close associate of Hugo de Vries and his student Tine Tammes worked on Mendelian inheritance of quantitative traits.

[1][2] He developed both laboratory and field techniques for conducting experiments on plant physiology.