Puccinia fergussonii Berkeley & Broome, 1875

on Viola

gall

No hostplant alternation, telia only. They are dark brown, long covered by the epidermis, hypophyllous, in large coalescing groups, also on the petioles. Spores 2-celled, 12-21 x 26 x 46 µm, smooth, on a deciduous pedicel of c. 30 µm.

host plants

Violaceae, narrowly monophagous

Viola epipsila, langsdorffii, macloskeyi, palustris, nephrophylla, selkirkii, stagnina.

references

Brandenburger (1985a: 392), Buhr (1965a), Dauphin & Aniotsbehere (1997a), Ellis & Ellis (1997a), Gäumann (1959a), Henderson (2000a), Klenke & Scholler (2015a), Mayor (1971a), Poelt & Zwetko (1997a), Preece & Hick (1994a), Redfern & Shirley (2011a), Roskam (2009a), Termorshuizen & Swertz (2011a), Wilson & Henderson (1966a), Woods, Stringer, Evans & Chater (2015a).

mod 20.vii.2019