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Image Subject Name Scientific Name Description
5492745 Diplodia tip blights Diplodia spp. grazing, red pine growing along the edges of the pasture are being impacted by Diplodia.   
5492746 Diplodia tip blights Diplodia spp. Red pine growing along the edges of the pasture are being impacted by Diplodia.
5476420 Phyllosticta leaf spots Phyllosticta spp. Symptoms
5476415 Phyllosticta leaf spots Phyllosticta spp. Pycnidia erupting from needle
5476419 Phyllosticta leaf spots Phyllosticta spp. Vertical section of pycnidium
5476418 Phyllosticta leaf spots Phyllosticta spp. Conidia
5476417 Phyllosticta leaf spots Phyllosticta spp. Conidiophores showing conidiogenesis
5476414 Phyllosticta leaf spots Phyllosticta spp. Pycnidia erupting from needle
5476416 Phyllosticta leaf spots Phyllosticta spp. Pycnidium showing ostiole
5476413 Phyllosticta leaf spots Phyllosticta spp. Vertical section of pycnidial ostiole
4824026 Diplodia tip blights Diplodia spp. D. pini causing branch flagging.
4824027 Diplodia tip blights Diplodia spp. D. pini causing a resinous stem canker
4213011 Diplodia tip blight Diplodia pinastri infected understory trees
4213014 Diplodia tip blight Diplodia pinastri dead pines from blight and hail damage
2251060 Delphinella canker Delphinella balsameae infected tree
2251052 Diplodia tip blight Diplodia pinastri
4213054 Diplodia tip blights Diplodia spp. canker on stem
0805086 Diplodia tip blights Diplodia spp. Terminal die-back
4213013 Diplodia tip blight Diplodia pinastri large pine with dead shoots
1406018 Diplodia tip blights Diplodia spp.
4213008 Diplodia tip blight Diplodia pinastri current year infection of new shoot
4824028 Diplodia tip blights Diplodia spp. D. pini. Note resin soaked tissue beneath bark.
4213055 Diplodia tip blights Diplodia spp. dead branches
4213009 Diplodia tip blight Diplodia pinastri pitch zone on red pine shoot
1406020 Diplodia tip blights Diplodia spp.
2251053 Diplodia tip blight Diplodia pinastri infected foliage on European Black (Austrian) pine
5434397 Phyllosticta leaf spots Phyllosticta spp.
5434398 Phyllosticta leaf spots Phyllosticta spp.
5434399 Phyllosticta leaf spots Phyllosticta spp.
1406017 Diplodia tip blights Diplodia spp.
1406014 Diplodia tip blights Diplodia spp.
1406016 Diplodia tip blights Diplodia spp.
2634072 Diplodia tip blight Diplodia pinastri large pine with killed shoots
5395248 Diplodia tip blights Diplodia spp.
5395247 Delphinella shoot blight Delphinella abietis
1406015 Diplodia tip blights Diplodia spp.
4213010 Diplodia tip blight Diplodia pinastri dead branch
4213012 Diplodia tip blight Diplodia pinastri multiple dead shoots
0590020 Diplodia tip blights Diplodia spp. shoot canker and dieback in nursery
5369891 brown felt blight of pines Neopeckia coulteri A snow mold, sometimes known as ‘bear wipe’.  Photo taken September 4, 2007.  The identification of the fungus is speculated since spores were not recovered.  However, affected trees were immediately adjacent to similarly infected lodgepole pine.
5369880 brown felt blight of pines Neopeckia coulteri A snow mold, sometimes known as ‘bear wipe’.  Photo taken September 4, 2007.  The identification of the fungus is speculated since spores were not recovered.  However, affected trees were immediately adjacent to similarly infected lodgepole pine.
5369869 brown felt blight of pines Neopeckia coulteri A snow mold, sometimes known as ‘bear wipe’.  Photo taken September 4, 2007.
5369902 brown felt blight of pines Neopeckia coulteri A snow mold, sometimes known as ‘bear wipe’.  Photo taken September 4, 2007. The identification of the fungus is speculated since spores were not recovered.  However, affected trees were immediately adjacent to similarly infected lodgepole pine
5369843 brown felt blight of pines Neopeckia coulteri a snow mold, sometimes known as 'bear wipe'. Photo taken September 4, 2007 at Rabbit Ears' Pass in Routt County, Colorado
5369732 brown felt blight of pines Neopeckia coulteri A snow mold, sometimes known as 'bear wipe'. Photo taken September 4, 2007 at Rabbit Ears' Pass in Routt County, Colorado
1473168 Macrophoma rough bark disease Macrophoma tumefaciens
5202042 Diplodia tip blights Diplodia spp. diplodia in red pine understory
5028006 Diplodia tip blights Diplodia spp. Diplodia shoot blight in red pine after a hailstorm.
5028004 Diplodia tip blights Diplodia spp. Austrian pine is very susceptible to Diplodia tip blight in the Midwest.
1467144 Sydowia fungus Sydowia gregaria small black fruiting bodies between needle scars

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