Observation 140946: Gymnosporangium clavipes Cooke & Peck

When: 2013-07-13

Collection location: St. Catharines, Ontario, Canada [Click for map]

Who: Dr. Lorne Stobbs (Stobbsl)

No specimen available

On ornamental Hawthorn, Crataegus spp. Likely cedar quince rust spore horns (aecial tubes)

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Eye3 = Observer’s choice
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Created: 2013-07-25 10:55:45 CDT (-0400)
Last modified: 2013-07-25 10:55:53 CDT (-0400)
Viewed: 12 times, last viewed: 2017-06-16 08:54:15 CDT (-0400)
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