71 



berry (Del., I1L, Ark., Fla., S. Dak.); Service-tree (Pa., Del.); May 

 Cherry (Pa., N. C); Indian Cherry (Pa.); Wild Indian Pear (New- 

 foundland); Currant tree (Fla., Ala.); Shad-berry (Fla.); "Savice" 

 (Tenn.). 

 Amelanchier canadensis obovalis (Michx.) B. S. P. 



Longleaf Service-tree. 



Range. — Nova Scotia, New Brunswick, Quebec, Ontario, and northwestward to 

 the Mackenzie River (latitude 65°); south to Virginia, and west to Minnesota and 

 Missouri; South Carolina (coast region) to Alabama (Mobile Bay). 



Amelanchier canadensis spicata (Lam.) Sargent. 



Amelanchier alnifolia Nutt. Western Serviceberry. 



Range. — From Alaska (Yukon River, latitude 62° 45') to California (southern 

 bouudary); eastward through British Columbia, Saskatchewan, and Manitoba to 

 Lake Superior (western shores), northern Michigan, Nebraska, Colorado, and New 

 Mexico (Rocky Mountains). 



^"ames in use. — Pigeon-berry (So. Oreg.); Serviceberry ; Western 

 Serviceberry j "Sarvice" (Wyo.). 



CRATiEG-US Linn. . 

 Crataegus douglasii Lindl. Black Haw. 



Range. —From British Columbia (Parsnip River) through Washington and Oregon 

 to California (Pitt River), and through Idaho and Montana (Flathead River at 

 western base of Rocky Mountains). ■■-'■■ 



Names in use. — Thorn Apple (Oal., Utah, Wash., Idaho, Nev.); 

 Hawthorn (Oal.); Black Haw (Mont); Western Haw (Oreg.); Thorn 

 (K Mex., Mont., Idaho); Haw (Oreg.); Black Thorn (Idaho, Utah, 

 Wash.); Western Hawthorn (Utah); Eiver Hawthorn (Utah); Wild 

 Hawthorn (Utah); Thorn-tree; Wild Thorn (Oreg.). 

 Crataegus brachyacantha Sarg. & Engelm. Hog Haw. 



Range. — Northwestern Louisiana (valley of Bayou Dorcheat) and western Louisi- 

 ana to eastern Texas (Sabine River). 



Names in use. — Hog's Haw (La.); Red Haw (La.); Poniette Bleue 

 (La.). 

 Crataegus saligna Greene. Willow Haw. 



Range. — Lower Cimarron River, Colorado. 



Crataegus crus-galli Linn. Cockspur. 



Range. — From the St. Lawrence River to Lake Erie (north shores) and southward 

 to western Florida (Chipola River) ; westward to Missouri and Texas (Colorado 

 River). 



Names in use.— Cockspur Thorn (Yt., N. H., R. L, N. Y., ST. J., Pa., 

 Del.,W.Va., N.C.,S.C.,Ala., Fla., Miss., Mo., Ill.,Kans.,Ont.); Red Haw 

 (Tex., 111., Mich., Miss.); Newcastle Thorn (Del., Miss.); Thorn Apple 

 (N. Y., W.Va.); Thorn Bush (Pa.); Thorn (Pa., Ky.); Pin Thorn (W. 

 Ya.); Thorn Plum (Me.); Cockspur Hawthorn (Pa.); Hawthorn (Pa.); 

 Haw (S. C). 



Crataegus crus-galli salicifolia (Medic.) Ait. 



Willowleaf Cockspur. 



