Philipp Wilhelm Albrecht Zimmermann (23 April 1860, in Braunschweig – 22 February 1931, in Berlin) was a German botanist.
[2] He was a botanist and collector of fungi and spermatophytes, who worked in Indonesia and Tanzania from 1902 to 1919.
[3] In 1902 he moved to Africa to join the Amani Research Institute that was established that year.
He wrote about the cultivation of coffee among other things related to botany, but most of his writings were destroyed during World War II.
[1] He has been honoured in the naming of several plant taxa including;