Polygonum melihae sp nov (Polygonaceae) from inner west Anatolia, Turkey

Polygonum melihae Gemici & Kit Tan sp. nov. (Polygonaceae), a local endemic of inner west Anatolia is described as a species new to science and illustrated by photographs. The closest affinities are with P. afyonicum and P. setosum. Morphological characteristics and information about ecology and distribution are provided and the three taxa are compared. Dissimilarities with two Greek endemics, P. papillosum and P. idaeum, are also mentioned.