Cronartium flaccidum (Alb. & Schwein.) G. Winter
(Scots Pine Blister Rust)

Taxonomic hierarchy:
SpeciesCronartium flaccidum (Scots Pine Blister Rust)
GenusCronartium (a genus of rust fungi)
FamilyCRONARTIACEAE (a family of rust fungi)
OrderPUCCINIALES (rust fungi)
ClassPUCCINIOMYCETES (rust fungi etc)
SubphylumPUCCINIOMYCOTINA (rust fungi etc)
PhylumBASIDIOMYCOTA (spore droppers, basidiomycetes)
KingdomFUNGI (true fungi)
DomainEukaryota (eukaryotes)
LifeBIOTA (living things)
Records of Cronartium flaccidum (Scots Pine Blister Rust) :
1: Cronartium flaccidum (Scots Pine Blister Rust)
5 Jul 2015 OSGR: SU00 50° 50’ N, 1° 60’ W Vice County: Dorset (VC 9) England
uredia, on leaves of Garden Peony
Image 1: Uredia - close-up - magnifiedImage 2: Uredia - close-up - magnified (2)Image 3: Uredia - close-up - magnified (3)Image 4: Uredia - close-up - magnified (4)Image 5: Uredia - close-up - magnified (5)Image 6: Uredia - close-up - magnified (6)Image 7: Uredia - close-up - magnified (7)Image 8: Uredia - close-up - magnified (8)Image 9: Uredia - close-up - magnified (9)Image 10: Uredia - close-up - magnified (10)Image 11: Uredia on leaf under-surface - enlargedImage 12: Uredia on leaf under-surface - enlarged (2)Image 13: Uredium squash - magnifiedImage 14: Uredium squash - magnified (2)Image 15: Uredium squash - magnified (3)Image 16: Uredospores - magnifiedImage 17: Uredospores - magnified (2)Image 18: Uredospores - magnified (3)Image 19: Uredospores - magnified (4)
2: Cronartium flaccidum (Scots Pine Blister Rust)
11 Sep 2013 OSGR: SU00 50° 50’ N, 1° 60’ W Vice County: Dorset (VC 9) England
telia, on leaves of Garden Peony
Image 1: Infected foliageImage 2: Infected foliage (2)Image 3: Infected leaf - top surface - white backgroundImage 4: Infected leaf - top surface - white background (2)Image 5: Infected leaf - top surface - white background (3)Image 6: Infected leaf - under surface - white backgroundImage 7: Infected leaf - under surface - white background (2)Image 8: Infected plantImage 9: Leaf spot - top surface - enlargedImage 10: Leaf spot - top surface - enlarged (2)Image 11: Leaf spot - top surface - enlarged (3)Image 12: Leaf spot - upper surface - magnifiedImage 13: Telia - lateral view - magnifiedImage 14: Telia - lateral view - magnified (2)Image 15: Telia - lateral view - magnified (3)Image 16: Telia - lateral view - magnified (4)Image 17: Telia - lateral view - magnified (5)Image 18: Telia - magnifiedImage 19: Telia - magnified (2)Image 20: Telia - magnified (3)Image 21: Telia - magnified (4)Image 22: Telia - old - on leaf under surface - enlargedImage 23: Telia - on leaf under surface - enlargedImage 24: Telia - on leaf under surface - enlarged (2)Image 25: Telia - on leaf under surface - enlarged (3)Image 26: Telia - young - magnifiedImage 27: Telia - young - magnified (2)Image 28: Telia - young - on leaf under surface - enlargedImage 29: Telia - young - on leaf under surface - enlarged (2)Image 30: Telia - young - on leaf under surface - enlarged (3)Image 31: Uredia and telia - magnifiedImage 32: Uredia and telia - magnified (2)Image 33: Uredia and young telia - magnifiedImage 34: Uredia - magnifiedImage 35: Telial column arching over a uredium - microscope low magnificationImage 36: Teliospores and basidiospores on telium - magnifiedImage 37: Teliospores and basidiospores on telium - magnified (2)Image 38: Teliospores and basidiospores on telium - magnified (3)Image 39: Teliospores and basidiospores on telium - magnified (4)Image 40: Uredospores - magnifiedImage 41: Uredospores - magnified (2)

Identification Works

AuthorYearTitleSource
Mordue, J.E.M. & Gibson, I.A.S. 1978 Cronartium flaccidum I.M.I. Descriptions of Pathogenic Fungi and Bacteria CMI Descriptions of Pathenogenic Fungi and Bacteria Sheet 580.

Cronartium flaccidum (Scots Pine Blister Rust) may also be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Cronartium flaccidum (Scots Pine Blister Rust)
BioInfoBioInfo (www.bioinfo.org.uk) has 35 host/parasite/foodplant and/or other relationships for Cronartium flaccidum (Scots Pine Blister Rust)

Scattered records in Scotland and England.

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