14 FOREST-TREES OF THE UNITED STATES. 



but seldom palatable or serviceable. It is used, however, in new por- 

 tions of the country for preserves or for making cider. 



No. 115. Pyrus angustifolia, Ait. Narrow-leaved Crab. Pennsylva- 

 nia southward and westward. Perhaps only a variety of the preceding, 

 with narrower leaves and rather smaller fruit. 



No. 116. Pyrus Americana^ DO. American Mountain Ash. North- 

 eastern United States. A small tree growing in swamps and mountain 

 woods, sparingly in the Alleghany Mountains, most common in New 

 England and northward. It is frequently seen in cultivation, and much 

 resembles the European Mountain Ash. The clusters of bright-red 

 berries are very ornamental, and remain on the tree until winter. 



No. 117. Pyrus rivularis, Doug. Oregon Crab Apple. Oregon and 

 Rocky Mountains. This is a small tree, ranging from California north- 

 ward into Alaska. The fruit is of the size of a cherry, of an agreeable 

 flavor, and used, particularly in Alaska, by the natives of the country 

 for food. 



No. 118. Cratcegus spathulata, Michx. Wild Thorn. Virginia and 

 southward. Of wild thorns, we have numerous species, most of which 

 are small and shrubby. About twelve species and varieties of the country 

 east of the Rocky Mountains may be counted as small trees, and two of 

 the Rocky Mountains and western coast. 



No. 119. Cratcegus apiifolia, Michx. Wild Thorn. Virginia and south- 

 ward. 



No. 120. Cratcegus cordata, Ait. Washington Thorn. Virginia and 

 southward. 



No. 121. Cratwgus arborescens, Ell. Wild Thorn. Southern States. 



No. 122. Cratcegus cocdnea, L. Scarlet-fruited Thorn. Eastern Unit- 

 ed States. 



No. 123. Cratcegus tomentosa, L. Black or Pear Thorn. Eastern Unit- 

 ed States. 



No. 124. Cratcegus tomentosa, L., var. punctata, Gr. Black Thorn. 

 Eastern United States. 



No. 125. Cratcegus tomentosa, L., var. mollis, Gr. Wild Thorn. East- 

 ern United States. 



No. 126. Cratcegus Crus-galli, L. Cockspur Thorn. Eastern United 

 States. 



No. 127. Cratcegus cestivalis, T. & G. Wild Hawthorn. Southern 

 States. 



No. 128. Cratcegus flava, Ait. Summer Haw. Virginia and south- 

 ward. 



No. 129. Cratcegus glandulosa, Michx. Wild Hawthorn. Virginia and 

 southward. 



No. 130. Cratcegus rivularis, Doug. Western Hawthorn. Rocky 

 Mountains. 



No. 131. Cratcegus sanguinea, Pallas. Oregon Thorn. Oregon. 



No. 132. Photinia arbutifolia, Lindl. Laurel Hawthorn. California. 

 A beautiful evergreen shrub or small tree of the Pacific coast. It some- 

 times attains the height of 20 or 25 feet and a thickness of trunk of 12 

 or 15 inches. 



No. 133. Amelancliier CanadensiSj T. & G. Service or June Berry. 

 Eastern United States. Usually a small tree, but sometimes becoming 

 30 to 40 feet high, with a diameter of 10 or 12 inches. It is found mostly 

 by the banks of mountain-streams. There are several varieties. 



No. 134. Amelanchier alnifolius, Nutt. Service Berry. Rocky Mount- 

 ains. This is usually a shrub ; in Oregon and Washington Territory, it 

 is said to be a small tree, yielding abundance of berries, which are 

 largely employed as food by the Indians. 



