Puccinia saxifragae Schlechtendal, 1824

on Heuchera, Saxifraga

Puccinia saxifragae on Saxifraga granulata

Saxifraga granulata, England, Vice County: Derby, VC57 © Malcolm Storey, BioImages

Puccinia saxifragae: teliospores

teliospores

Puccinia saxifragae: teliospores

Saxifraga stellaris (first 4) and S.granulata (last 4), from González Fragoso (1924a): teliospores

gall

No host plant alternation, only brown, pulverulent telia. Teliospores 12-22 x 20-41 µm, with fine, longitudinal lines, sometimes hardly perceptible (like on the picture); pedicel short, hyaline deciduous.

hostplants

Saxifragaceae, oligophagous

Saxifraga androsacea, aphylla, bourgaeana, bulbifera, cespitosa, carpatica, cernua, exarata, fragosoi, granulata, hieraciifolia, hypnoides, longifolia, marginata, moschata, nelsoniana, nivalis, pedemontana, rivularis, rotundifolia, seguieri, sibirica, stellaris & subsp. engleri, tenuis, umbrosa, wahlenbergii.

Termorshuizen & Swertz add to this Heuchera sanguinea.

synonyms

Puccinia curtipes: Sydow, 1904, Buhr 1965a, nec Howe, 1874

references

Brandenburger (1985a: 217), Blumer (1946a), Buhr (1965a), Ellis & Ellis (1997a), Gäumann (1959a), González Fragoso (1924a), Henderson (2000a), Klenke & Scholler (2015a), Maier, Wingfield, Mennicken & Wingfield (2007a), Poelt & Zwetko (1997a), Schmid-Heckel (1985a), Termorshuizen & Swertz (2011a), Unamuno (1941b), Vanderweyen & Fraiture (2011a), Wilson & Henderson (1966a), Woods, Stringer, Evans & Chater (2015a).

mod 7.viii.2018