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Forest Pests of North America
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Table 1. –
Comparison of Common Heartrots in Species Other Than Western Redcedar

Fungus Hosts Shape Upper surface Lower surface Context Characteristic
  Conk  
Echinodontium tinctorium 1. GF,
  WH

2. SAF		 Hoof-under branch Brown; woody Tan; teeth projecting downward Orange Decay yellow orange, stringy
Phellinus pini 1. DF,
  LPP,
  WL

2. Other conifers 		Hoof or flat
on bark		 Dark
brown		 Cinnamon
to tan		 Cinnamon Stringy decay with pro-
nounced white pockets, punk knots on tree stem, red-brown dis-
coloration in heartwood.
Phaeolus schweinitzii 1. DF

2. Other conifers		 Thick shelf or on ground; non-woody Brown; velvety Green-fresh; Brown-old large pored Brown Brown cubical decay of heartwood; thin, resinous felts some-
times in shrinkage cracks of decay. Root and butt rot.
Fomitopsis officionalis 1. WL,
  PP

2. Other conifers 		Hoof or cylindric large;
chalky consistency		 Yellow, white or cream Yellow
or white;
pored		 Yellow
white		 Brown cubical decay of heartwood only. Thick, white felts in shrinkage cracks of decay.
Fomitopsis pinicola All dead conifers Thick shelf
or hoof;
corky consistency		 Brown with red "belt" along margin Cream;
small pored		 Cream Brown cubical decay of both sapwood and heartwood, dead trees and stumps.

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The University of Georgia - Warnell School of Forest Resources and
College of Agricultural and Environmental Sciences - Dept. of Entomology
Last updated on Wednesday, June 26, 2002 at 01:16 PM
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