Cumminsiella mirabilissima (Peck) Nanffeldt, 1947

on Berberis

Cumminsiella mirabilissima: spermogonia on Berberis aquifolium

Berberis aquifolium, Loenen (Ge.): blad met spermogonia © Arnold Grosscurt

Cumminsiella mirabilissima: leaf with aecia of Berberis aquifolium

upperside of a leaf with aecia

Cumminsiella mirabilissima: aecia on Berberis aquifolium

aecia

Cumminsiella mirabilissima: uredinia on Berberis aquifolium

uredinia

Cumminsiella mirabilissima on Berberis aquifolium; uredinia

Berberis aquifolium, Amsterdam: group of uredinia, underside of the leaf

Cumminsiella mirabilissima on Berberis aquifolium single uredium

a single uredinium; between the golden urediniospores a few dark brown teliospores

Cumminsiella mirabilissima: uredinio- and teliospores

here the number of teliospores is not much lower than that of the urediniospores

Cumminsiella mirabilissima: teliospores

the teliospores have very long stalks

Cumminsiella mirabilissima: teliospore

they are two-celled and finely punctuated

Cumminsiella mirabilissima: urediniospores

the urediniospores are pear-shaped, very finely spinulose.

Cumminsiella mirabilissima: teliospore and urediniospores

Berberis aquifolium, Belgium, prov. Antwerp, Meerhout © Carina Van Steenwinkel: a teliospore amidst uredinioapores

gall

no host plant alternation. Spermogonia on small red spots on the upperside of the leaf. Aecia (rarely formed) usually hypophyllous, on thickened, blackened areas. Urediniospores and teliospores develop in seemingly identical, hypophyllous sori, in varying propportion; often only urediniopsores.

hostplants

Berberidaceae, oligophagous

Berberis repens; Mahonia aquifolium, japonica.

synonyms

Puccinia mirabilissima Peck, 1881; Uropyxis mirabilissima Magnus, 1892; Uroyxis sanguinea Arthur, 1907; Cumminsiella sanguinea (Peck) Arthur, 1933.

references

Bahcecioglu & Kabaktepe (2012a) Beenken & Senn-Irlet (2016a), Buhr (1964a), Ellis & Ellis (1997a), Gäumann (1959a), Henderson (2000a, 2004a), Klenke & Scholler (2015a), Kruse (2014a), Ludwig (1974a), Maier, Begerow, Weiß & Oberwinkler (2003a), Maier, Wingfield, Mennicken & Wingfield (2007a), Mułenko, Piątek, Wołczańska ao (2010a), Negrean (1996b, 1997a), Negrean & Anastasiu (2006a), Poelt & Zwetko (1997a), Preece & Hick (1994a), Redfern & Shirley (2011a), Roskam (2009a), Savchenko, Heluta, Wasser & Nevo (2014c), Scheuer & Bechter (2012a), Termorshuizen &amps; Swertz (2011a), Unamuno (1941a), Vanderweyen & Fraiture (2008a), Woods, Stringer, Evans & Chater (2015a).

29/05/2017

pub 28.v.2017 · mod 5.viii.2017