Trachyspora alchemillae (Persoon) Fuckel, 1861

on Alchemilla

Trachyspora alchemillae on Alchemilla spec.

Alchemilla spec., Belgium, prov. Liège, Büllingen, Steingrube © Carina Van Steenwinkel

Trachyspora alchemillae on Alchemilla spec.

infected leaf, upperside

Trachyspora alchemillae: telia on Alchemilla spec.

underside with telia

Trachyspora alchemillae: teliospores

teliospores

Trachyspora alchemillae: teliospores

another image

Trachyspora alchemillae: teliospores

surface structure of the teliospores

Trachyspora alchemillae: aecia on Alchemilla xanthochlora

Alchemilla xanthochlora, England, Vice County: Mid-west Yorkshire, VC64: uredinia © Malcolm Storey, Bioimages

Trachyspora alchemillae: urediniospores

urediniospores

Trachyspora alchemillae: telia on Alchemilla

Alchemilla, England, Vice County: Mid-west Yorkshire, VC64: telia © Malcolm Storey, Bioimages

Trachyspora alchemillae: telia on Alchemilla

telia, detail

Trachyspora alchemillae: teliospores

teliospores

Trachyspora alchemillae: teliospores

Alchemilla vulgaris, from González-Fragoso (1925a): teliospores

gall

No host plant alternation, uredinia and telia. Telia hypophyllous, like the uredinia, brown. Teliospores one-celled, verrucose, on a pedicel of the same length, with a septum close to the spore, upon which the spore breaks off.

hostplants

Rosaceae, monophagous

Alchemilla acutidens, acutiloba, alpina, barbatiflora, bulgarica, catachnoa, colorata, coriacea, crinita, filicaulis, fissa, flabellata, glabra, glaucescens, glomerulans, heterophylla, holocycla, hybrida, indivisa, mollis, monticola, murbeckiana, othmarii, oxyodonta, pseudocartalinica, sericata, splendens, tenuis, vetteri, vulgaris, wichurae, xanthochlora.

synonyms

Uromyces alchemillae (Persoon) Fuckel, 1887; Trachyspora intrusa (Greville) Arthur, 1934.

notes

this rust is systemic, and hibernates in the underground parts of the plant. Infections therefore may become apparent early in the season

references

Bahcecioglu & Gjaerum (2004a), Bellmann (2012a), Blumer (1946a), Brandenburger (1985a), Buhr (1964b), Chinery (2011a), Coulianos & Holmåsen (1991a), Dauphin & Aniotsbehere (1997a), Doppelbaur & Doppelbaur (1968a, 1073a), Ellis & Ellis (1997a), Gäumann (1959a), Gjaerum (1986a), González-Fragoso (1925a), Helfer (2005a), Henderson (2000a), Jage, Scholler & Klenke (2010a), Klenke & Scholler (2015a), Maier, Begerow, Weiß & Oberwinkler (2003a), Maier, Wingfield, Mennicken & Wingfield (2007a), Negrean (1996b), Petrova & Denchev (2004a), Poelt & Zwetko (1997a), Redfern & Shirley (2011a), Ritz, Maier, Oberwinkler & Wissemann (2005a), Scheuer & Bechter (2012a), Schmid-Heckel (1985a), Termorshuizen & Swertz (2011a), Vanderweyen & Fraiture (2007a), Wilson & Henderson (1966a), Woods, Stringer, Evans & Chater (2015a).

27/05/2017

pub 27.v.2017 · mod 29.viii.2017