Subsection Besseria T.Boza & M.Kessler sect. nov.

Diagnosis.

Trees; 1-2(-3) lateral leaflet pairs; lower leaflet surfaces with a dense layer of very short, white pannose hairs sometimes mixed with long tomentose hairs; fruits with 2-5 irregular flattened ridges with a series of spines, sparsely to densely tomentose or villous.

Type.

Polylepis besseri Hieron.

Note.

The subsectional epithet Besseria is a noun in apposition.