Stanmarkia is a genus of flowering plants belonging to the family Melastomataceae.

[1] It is native to south-eastern Mexico and Guatemala.

[1] The genus name of Stanmarkia is in honour of 2 American botanists; Paul Carpenter Standley (1884–1963) and Julian Alfred Steyermark (1909–1988).

[2] It was first described and published in Brittonia Vol.45 on page 198 in 1993.

[1] According to Kew:[1]