aEOGEAPHICAL DISTRIBUTION 103 



Maple, Red 

 Maple, Rock 

 Maple, Silver 

 Mesquite 

 Mulberry, Red 

 Oak, Basket 

 Oak, Californian 



Live 

 Oak, Chinquapin 

 Oak, Live 

 Oak, Red 

 Oak, YeUow 

 Osage, Orange 

 Pine, Hickory 

 Pine, Long-leaf 

 Pine, Oregon 

 Pine, Pitch 

 Pine, Sugar 

 Pine, White 

 Plane, Western 

 Plum 



Poplar, Balsam 

 Poplar, Black 

 Poplar, Large- 

 toothed 

 Redwood, 



Californian 

 Rowan 

 Spruce, Black 



Acer rubrum 

 Acer barbatum 

 Acer saccharinum 

 Prosopis juUflora 

 Morus rubra 

 Quercus Michauxii 



Quercus chrysolepis 

 Qicercus Muhlenbergii 

 Quercus virens 

 Quercus rubra 

 Quercus tinctoria 

 Maclura aurantiaca 

 Pinus fungens 

 Pinus palustris 

 Pseudotsuga Douglasii 

 Pinus rigida 

 Pinus Lambertiana 

 Pinus strobus 

 Platanus occidentalis 

 Prunus domestica 

 Populus balsamifera 

 Populus monilifera 



Populus grandidentata 



Sequoia sempervirens 

 Pyrus acuparia 

 Picea nigra 



