This member of the Moraceae
family was described by Heinrich Gustav Adolf Engler in 1894. It is found in
Mozambique, Zambia, Tanzania and Zimbabwe, growing in well drained
peat with some to lots of water and some to lots of sun. The caudex
can grow up to 4,5 centimetres, the stem 50 centimetres height. The
flowers are green.
genera is named after Theodor Dorsten, 16th century German botanist
and medical professor at Marburg. The species is named after John
Buchanan, 1821-1903, a Scottish clergyman, living in South Africa.