Puccinia sessilis J. Schröt.
(Lily-of-the-valley, Ramsons and Arum Rust)

Taxonomic hierarchy:
SpeciesPuccinia sessilis (Lily-of-the-valley, Ramsons and Arum Rust)
GenusPuccinia (a genus of rust fungi)
FamilyPUCCINIACEAE (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 Puccinia sessilis (Lily-of-the-valley, Ramsons and Arum Rust) :
1: Puccinia sessilis (Lily-of-the-valley, Ramsons and Arum Rust)
29 Apr 2014 OSGR: ST90 50° 50’ N, 2° 0’ W Vice County: Dorset (VC 9) England
Circinate aecia, hypophyllous on Arum leaves
Image 1: Aecia and pycnia - close-up - magnifiedImage 2: Aecia and pycnia - close-up - magnified (2)Image 3: Aecia and pycnia - highly enlargedImage 4: Aecia and pycnia - top views - microscope low magnificationImage 5: Aecia and pycnia - top views - microscope low magnification (2)Image 6: Aecia - top view - close-up - microscope low magnification
2: Puccinia sessilis (Lily-of-the-valley, Ramsons and Arum Rust)
18 May 2009 OSGR: SU56 51° 30’ N, 1° 10’ W Vice County: Berks (VC 22) England
Aecia on Cuckoo Pint leaves
Image 1: Aecia - from leaf underside - close-up - enlargedImage 2: Aecia - from leaf underside - enlargedImage 3: Aecia - from top of leaf - close-up - enlargedImage 4: Aecia - from top of leaf - enlarged
3: Puccinia sessilis (Lily-of-the-valley, Ramsons and Arum Rust)
19 May 2008 OSGR: NR92 55° 30’ N, 5° 10’ W Vice County: Clyde Islands (VC 100) Scotland

aecia, on Ramsons leaf

Image 1: Aecia - enlargedImage 2: Aecia - enlarged (2)Image 3: Aecia - highly enlargedImage 4: Aecia - highly enlarged (2)Image 5: Aecia - highly enlarged (3)Image 6: Aecia - highly enlarged (4)Image 7: Aecial wall cells - magnifiedImage 8: Aecial wall - magnifiedImage 9: Aeciospores and aecial wall cells - magnifiedImage 10: Aeciospores - magnifiedImage 11: Aeciospores - magnified (2)
4: Puccinia sessilis (Lily-of-the-valley, Ramsons and Arum Rust)
17 May 2004 OSGR: SX76 50° 30’ N, 3° 50’ W Vice County: South Devon (VC 3) England
Wild Arum, on roadside bank, with young infection spots on leaves
Image 1: Infected leafImage 2: Infected leaf - top surfaceImage 3: Infected leaf - top surface (2)Image 4: Infected leaf - under surfaceImage 5: Infected leaf - under surface (2)Image 6: Infected leavesImage 7: Infection spots - top surface - enlargedImage 8: Infection spots - under surface - enlarged
5: Puccinia sessilis (Lily-of-the-valley, Ramsons and Arum Rust)
5 Apr 1999 OSGR: SU46 51° 20’ N, 1° 20’ W Vice County: North Hants (VC 12) England
Aecia on Ramsons leaves
Image 1: Aecia - close-upImage 2: Aecia - close-up (2)Image 3: Aecia - just bursting through leaf epidermis - close-upImage 4: Infected Ramsons leafImage 5: Infected Ramsons leaf (2)Image 6: Infections - close-upImage 7: Aeciospores - magnifiedImage 8: Aeciospores - magnified (2)Image 9: Aeciospores - magnified (3)Image 10: Aeciospores - magnified (4)Image 11: Aeciospores - highly magnifiedImage 12: Aeciospores - microscope low magnificationImage 13: Aeciospore - surface ornamentation - highly magnified
6: Puccinia sessilis (Lily-of-the-valley, Ramsons and Arum Rust)
12 Apr 1997 OSGR: SU67 51° 30’ N, 1° 10’ W Vice County: Berks (VC 22) England
Aecia on Cuckoo Pint leaves
Image 1: Leaf undersideImage 2: Unripe lesion on leaf underside
7: Puccinia sessilis (Lily-of-the-valley, Ramsons and Arum Rust)
12 Apr 1997 OSGR: SU67 51° 30’ N, 1° 10’ W Vice County: Berks (VC 22) England
Aecia on Cuckoo Pint leaves
Image 1: Ripe lesion on leaf underside

Puccinia sessilis (Lily-of-the-valley, Ramsons and Arum Rust) may be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Puccinia sessilis (Lily-of-the-valley, Ramsons and Arum Rust)
BioInfoBioInfo (www.bioinfo.org.uk) has 24 host/parasite/foodplant and/or other relationships for Puccinia sessilis (Lily-of-the-valley, Ramsons and Arum Rust)
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