Melampsora lapponum Lindfords, 1913

on Viola

gall

aecia mostly hypophyllous, dispersed, yellow.

spermogonia, aecia

Violaceae, monophagous

Viola palustris.


on Salix

gall

most uredinia hypophyllous, yellow, less than a quarter of a mm; ± clavate paraphyses mainly at the margins of the sori. Telia hypophyllous, subcuticular, dark brown pulvinate. Teliospores 30-50 x 6-12 µm, cylindrical, thin-walled.

uredinia, telia

Salicaceae, narrowly monophagous

Salix lapponum.

references

Brandenburger (1985a: 44, 392), Buhr (1965a), Gäumann (1957a), Termorshuizen & Swertz (2011a).

mod 14.viii.2018