24 THE DECAY OF TIES IN STORAGE 



PLATE III 



Fig. 1. An olive-black mold, Lasiosphaeria pezizula, on 

 \ the end of a red gum tie. 



ig.; 2f /Paldinia concentrica -on the end of a white elm 

 r ' r r r ' r 'tie. The surface of the wood is blackened 

 from spores and mycelium. 



Fig. 3. Stereum fasciatum on sapwood at the end of a 

 white oak tie. 



Fig. 4. Exidia glandulosa on sapwood at the end of a 

 beech tie. 



