Taxa described in 1797

Russula is a very large genus composed of around 750 worldwide species of fungi. The genus was described by Christian Hendrik Persoon in 1796.

Phrynium is a genus of flowering plants native to China, India, Southeast Asia, New Guinea and Melanesia. It was described as a genus in 1797.

Schkuhria is a genus of flowering plants in the tribe Bahieae within the family Asteraceae. False threadleaf is a common name. It includes two species native to the Americas, ranging from the south-central United States to Argentina. The genus was named in honour of Christian Schkuhr (1741-1811), a German gardener and physical scientist at the University of Wittenberg.