Trees and Timber 



369 



Fungus 

 Ascochyta. 

 Bacteria. 



Botrytis. 



Cenangium. 



Cronartium. 



Crjrptosporella. 



Cyanospora. 



Cytospora. 



Dasysc5T)ha. 

 Diaporthe. 

 Diplodia. 

 Dothidea. 

 Dothichiza. 

 Dothiorella. 

 Endothia. 

 Gymno sporan- 

 gium. 

 Myxosporium. 



Nectria. 



Nummularia. 

 Phoma and 



Phyllosticta. 

 Physalospora 



(Sphaeropsis). 

 Pseudomonas 



tumefaciens. 

 Strumella. 

 Valsa. 



Hosts 



Spruce. 



Filbert, p. 389, mountain ash, mulberry, 

 p. 393, oleander, olive, pomes, poplar, 

 walnut, p. 404. 



Fir, hemlock, horse-chestnut, larch, linden, 

 orange, pine, Prunus, spruce, sycamore. 



Pine. 



Pine, p. 395. 



Hazel, p. 389. 



Juniper. 



Chestnut, maple, nuilberry, poplar, p. 401, 

 willow. 



Hemlock, p. 390, larch, pine, spruce. 



Dogwood, fir. 



Oak, p. 394. 



Oak. 



Cottonwood, poplar, p. 401. 



Walnut, p. 404. 



Chestnut, p. 396. 



Cupressus, incense cedar (Libocedrus) , 

 white cedar (Chamcecyparis) , juniper. 



Apple, beech, conifers, oak, pear, syca- 

 more, tulip. 



Alder, apple, arbor-vitse, ash, beech, 

 birch, box elder, China berry, cherry, 

 dogwood, elm, fir, hazel, horse-chestnut, 

 linden, maple, mulberry, oak, pine, 

 spruce, walnut, and conifers generally. 



Mountain ash, pomes. 



Apple, juniper, p. 385, pine. 



Birch, chestnut, oak, willow, fir, pomes, 



mulberry, elm, magnolia. 

 Apple, chestnut, oleander, peach, pecan, 



poplar, quince, spruce, willow. 

 Chestnut, oak. 

 Alder, apple. 



