Supervision 

 Nomancl^ 



uturo 



March 31, 1922 



^o following is a list of changes in the common names of trees 

 made since the publication of Bulletin 17, -Check List of the forest 

 xrees of the United States." <Ihey should bo used in all official publi- 

 cations and correspondence- Biey will be embodied in the revised Manual 

 But are being sent out meanwhile for the convenience of field officers- ' 



;a 



Abies amabilis 

 Abies grandis 

 Abies magnifies 



shastensis 

 Acer macrophyllum 

 Alnus tenuifolia 

 Be tula alaskana* 

 Chamaecyparis 



nootkatensis 

 Chamaecyparis 



thyoides 

 Juniperas virginiana 

 Liquidamber styrac- 



iflua 

 Liriodendron 



tnlipifera 

 Ilyrica californica 

 Pinus contorta 

 Pinus heterophylla 

 Pinus uonticola 

 Pinus ponderosa 

 Pinus resinosa 

 Pseudotsuga 



ta::ifolia 

 3iuja occidentalis 

 Thuja plicata 

 Tumi on californicum 

 -Pumion taxi folium 

 Tsuga mertensiana 

 Umbel lularia cali- 

 fornica 

 Que reus gar ry ana 

 Cercocarpus ledifolius 

 Oerc^^rpus parvifolius 



?rom 

 Amabilis fir 

 Lowland fir 



Shasta fir 

 Oregon maple 

 Paperleaf alder 



Yellow cedar 



White cedar 

 Rq& juniper 



{Red, or) sweet gum 



Tulip- tree 



California wax myrtle 



Shore pine 



Cuban pine 



Silver pine 



Bull pine 



Red pine 



Douglas spruce 

 Arborvitae 

 Giant arborvitae 

 California torreya 

 Florida torreya 

 Black hemlock 



California laurel 

 JE&cific post oak 

 Mountain mahogany 

 Valley mahogany 



To 

 Silver fir 

 Lowland white fir 



Shasta red fir 

 Broadleaf maple 

 Mountain alder 

 Alaska birch 



Alaska cedar 



Southern white cedar 

 Red cedar 



Red gum 



Yellow poplar 

 California waxberry 

 Lodgepole pine 

 Slash pine 

 Western white pine 

 Western yellow pine 

 l\Torway pine 



Douglas fir 

 Northern white cedar 

 Western red cedar 

 California nutmeg 

 Stinking cedar 

 Mountain hemlock 



Oregon myrtle 



Oregon oak 



Curl -leaf mountain mahogany^ 



Birch-leaf mountain mahogany 



*A species which had not been recognized when the Check List was is- 

 sued* In "Forest 2rees of the Pacific Sloped its common name was given as 

 white birch. 



