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laminated root disease	Diseases: Root and Butt / Root and Stem Diseases
Agaricomycetes > Hymenochaetales > Hymenochaetaceae > Phellinus weirii (Murrill) R. L. Gibertson
Synonym(s): yellow laminated root disease, yellow ring rot

24 records

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1241682 Fruiting Bodies Conks are rare. They grown on a root of fallen stem of a tree killed by laminated root rot. They are thin, leathery when fresh and friable with age, light weight, yellow to cinnamon brown with small pores. USDA Forest Service Archive	1949029 Fruiting Bodies Close-up of brown crust-like mycelium overlaying white mycelium of Inonotus weirii on the upper portions of a Tsuga heterophylla root. G.W. Wallis	2250063 Fruiting Bodies USDA Forest Service Archive
2251090 Infestation yellow shrubs filling gaps caused by conifer mortality USDA Forest Service Archive	2250031 Infestation mortality centers Robert L. James	1241683 Sign Cream or yellow to cinnamon colored mycelium is found on the outer bark of roots with laminated root rot. Cathy Stewart
1241684 Sign Cream or yellow to cinnamon colored mycelium is found on the outer bark of roots with laminated root rot. Cathy Stewart	5366936 Sign Ectotrophic mycelium of the root disease Phellinus weirii, which causes decay in conifer trees. William Jacobi	1241539 Symptoms Laminated butt rot in western redcedar log forms concentric rings of decay. USDA Forest Service Archive
1241540 Symptoms Examined longitudinally, wood decayed by Phellinus weirii separates easily into thin concentric sheets. Susan K. Hagle	1241681 Symptoms Brown stain is sometimes seen in the sapwood or outer heartwood of trees with laminated root rot. Robert L. James	1241685 Symptoms Laminated root rot separates easily at the annual rings and is pitted with tiny holes. Cinnamon brown mycelium and tiny hairlike hyphae are often found in the decay. John W. Schwandt
1241686 Symptoms Decay from laminated root rot has distinctive round pits about pinhead-size. Susan K. Hagle	1949026 Symptoms Inonotus weirii infection of Pseudotsuga menziesii, showing dead tree and trees with thinned crowns and yellowing. G.W. Wallis	1949027 Symptoms Wind-thrown 60-year-old Pseudotsuga menziesii, showing advanced Inonotus weirii decay in the roots and root collar; note how the roots break close to the root collar, creating "root balls". G.W. Wallis

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