Phragmidium sanguisorbae (de Candolle) Schröter, 1887

on Marcetella, Sanguisorba

Phragmidium sanguisorbae on Sanguisorba minor

Sanguisorba minor, Belgium, prov. Namur, Viroinval, Nismes; © Stéphane Claerebout

Phragmidium sanguisorbae: aecia on Sanguisorba minor

underside of the leaf, with aecia

Phragmidium sanguisorbae: aecia on Sanguisorbs minor

Sanguisorba minor, Belgium, prov. Antwerp, Mol, eco-demo garden © Carina Van Steenwinkel: aecia

Phragmidium sanguisorbae: aecia and telia on Sanguisorbs minor

aecia, uredinia (indistinguishable from the aecia), and blackish brown telia

Phragmidium sanguisorbae: aecia on Sanguisorbs minor

the rachis is galled by aecia

Phragmidium sanguisorbae: aeciospore


Phragmidium sanguisorbae: uredinium


Phragmidium sanguisorbae: uredinium: paraphyses


Phragmidium sanguisorbae: urediniospores


Phragmidium sanguisorbae: teliospores



no alternation of hostplant. Spermogonia near the aecia, between epidermis and cuticula. Aecia amphigenous, orange, without a peridium but with a circle of hyaline, sausage-shaped curved paraphyses; spores produced in chains, densely verrucose. Uredinia hypophyllous, yellow, small, 0.2 mm, equally encircled by paraphyses, spores single, pedicellate. Telia hypophyllous black; spores short pedicellate, elliptic, brown, transversely divided into c. 4, finely verrucose cells, apically terminated by an ill-defined apiculus.

host plants

Rosaceae, narrowly oligophagous

Marcetella moquiniana, Sanguisorba minor & subsp. balearica, officinalis, rupicola, verrucosa; ? Sarcopoterium spinosum.

Erdoğdu, Hüseyin & Suludere cite as host: Sanguisorba spec. and Rubus sanctus; probably there is some confusion involved.


Phragmidium poterii Fuckel, 1870; Ph. poterii subsp. longipes (Saccardo & Trotter) Durrieu, 1968.


Bahcecioglu & Kabaktepe (2012a), Blumer (1946a), Brandenburger (1985a), Buhr (1965a), Dauphin & Aniotsbehere (1997a), Ellis & Ellis (1997a), Erdoğdu, Hüseyin & Suludere (2010a), Gäumann (1959a), Gjaerum (1982a, 1986a, 1987a), González-Fragoso (1925a), Helfer (2005a), Henderson (2000a), Jage, Kruse, Kummer ao (2013a), Klenke & Scholler (2015a), Kozłowska, Mułenko & Heluta (2015a), Kruse (2014a), Kruse & Jage (2014a), Leysen (2013a), Llorens i Villagrasa (1984a), Losa España (1942a), Maier, Begerow, Weiß & Oberwinkler (2003a), Negrean (1997a), Petrova & Denchev (2004a), Poelt & Zwetko (1997a), Preece & Hick (1994a), Redfern & Shirley (2011a), Riegler-Hagler (2002a), Ritz, Maier, Oberwinkler & Wissemann (2005a), Roskam (2009a), Ruszkiewicz-Michalska (2006a), Termorshuizen & Swertz (2011a), Tomasi (2014a), Unamuno (1942a), Vanderweyen & Fraiture (2007a), Wilson & Henderson (1966a), Woods, Stringer, Evans & Chater (2015a).

mod 16.vii.2019