Puccinia schneideri Schröter, 1879

on Thymus

gall

No host plant alternation, only telia. Telia predominantly on the stems, petioles and midribs, long covered by the epidermis, eventually black. Spores two-celled, each cell with a hyaline papilla; on a pedicel that is about as long as the spore itself. Infested plants form conspicuous witches’ brooms, with small, widely separated leaves.

host plants

Lamiaceae, monophagous

Thymus alpestris; “angustifolius”, praecox & subsp. ligusticus + polytrichus, pulcherrimus, pulegioides & subsp. chamaedrys + pannonicus, serpyllum.

synonyms

Puccinia caulincola Schneider, 1871; Puccinia thymi (Fuckel) Karsten, 1884.

notes

see also Uredo morvernensis.

references

Blumer (1946a), Brandenburger (1985a: 545), Braun & Klenke (2021a), Dauphin & Aniotsbehere (1997a), Ellis & Ellis (1997a), Gäumann (1959a), González Fragoso (1924a), Henderson (2000a, 2004a), Klenke & Scholler (2015a), Kozłowska, Mułenko & Heluta (2015a), Poelt & Zwetko (1997a), Redfern & Shirley (2011a), Schmid-Heckel (1985a), Termorshuizen & Swertz (2011a), Tomasi (2014a), Wilson & Henderson (1966a), Woods, Stringer, Evans & Chater (2015a).