FOREST BOTANY 169 



United States Forest Service. (3327) 



Norway spruce (PiCEA EXCELSA). U. S. Dept. Agr., Forest Serv. Circ. 65, 

 3 pp. 1907. 



(3328) 



Oregon oak, QUERCUS garryana dougl. U. S. Dept. Agr., Forest Serv. 



Silvical Leaflet 52, 4 pp. 1912. 



(3329) 



osage orange (toxylon POMiFERTJM). U. S. Dept. Agr., Forest Serv. Circ. 90, 



3 pp. 1907. 



(3330) 



paper birch, betula papyrifera marsh. U. S. Dept. Agr., Forest Serv. 



Silvical Leaflet 38, 7 pp. 1908. 



(3331) 



pignut hickory, hicoria glabra (mill.) britton. U. S. Dept. Agr., Forest 



Serv. Silvical Leaflet 48, 4 pp. 1909. 



(3332) 



pinon pine, pinus edulis engelm. U. S. Dept. Agr., Forest Serv. Silvical 



Leaflet 47, 4 pp. 1909. 



(3333) 



PORT ORFORD CEDAR, CHAMAECYPARIS LAWSONIANA (MURR.) PARL, U. S. Dept. 



Agr., Forest Serv. Silvical Leaflet 2, 3 pp. 1907. 



(3334) 



red alder, alnus OREGONA nutt. U. S. Dept. Agr., Forest Serv. Silvical 



Leaflet 53, 4 pp. 1912. 



(3335) 



red cedar (juniperus virginiana). U. S. Dept. Agr., Forest Serv. Circ. 73, 



4 pp. 1907. 



■ (3336) 



red fir, abies magnifica MURR. U. S. Dept. Agr., Forest Serv. Silvical 

 Leaflet 8, 3 pp. 1907. 



(3337) 



red oak (QUercus rubra). U. S. Dept. Agr., Forest Serv. Circ. 58, 3 pp. 



1907. 



(3338) 



red or Norway pine^ pinus resinosa ait. U. S. Dept. Agr., Forest Serv. 

 Silvical Leaflet 43, 4 pp. 1909. 



(3339) 



red pine (pinus resinosa). U. S. Dept. Agr., Forest Serv. Circ. 60, 3 pp. 



1907. 



(3340) 



redwood, sequoia sempervirens (lamb.) endl. U. S. Dept. Agr., Forest 

 Serv. Silvical Leaflet 18, 5 pp. 1908, 



(3341) 



scotch pine (pinus sylvestris). U. S. Dept. Agr., Forest Serv. Circ. 68, 



4 pp. 1907. 



— (3342) 



shagbark hickory ( hicoria ovata). U. S. Dept. Agr., Forest Serv. Circ. 62, 

 3 pp. 1907. 



(3343) 



SHAGBARK HICKORY, HICORIA OVATA fMILL.) BRITTON. TJ. S. Dept. Agr., Forest 



Serv. Silvical Leaflet 49, 4 pp. 1909. 



(3344) 



sho'Rtleaf pine (pinus ECHiNATA). U. S. Dept. Agr., Forest Serv. Circ. 



182, 4 pp. 1910'. 



(3345) 



silver maple (Acer SAocHARiNUM) . U. S. Dept. Agr., Forest Serv. Circ. 76, 



3 pp. 1907. 



