32 JOURNAL OF THE ARNOLD ARBORETUM [vol. ti 



Crataegus 



elongata Sargent in Bot. Gaz. xxxv. 380 (1903). — Coccineae. — Illinois, 



Wisconsin (type locality: Deerfield, 111.). 

 Emersoniana Sargent in Rhodora, vn. 181 (1905). — Macracanthae, 



Massachusetts (type locality: Somerset). 

 Engelmannii Sargent in Bot. Gaz. xxxi. 2 (1901). — Crus-galli. — Southern 



entucky to Missouri and Arkansas (type locality: 



Mo 



M 



Macra 



canthae. — Missouri (type locality: Swan). 



enucleata Sargent, Trees and Shrubs, n. 239 (1913). — Virides. — Arkansas 



(type locality: Fulton). 



erecta Sargent in Bot. Gaz. xxxi. 218 (1901). — Crus-galli. — Indiana 



and Illinois to Missouri and Arkansas (type locality: East St. 

 Louis, 111.). 



errata Sargent in Proc. Acad. Nat. Sci. Phila. lxii. 245 (1910). — Ano- 



malae. — Pennsylvania (type locality: Keyser Valley, near Scranton). 

 erubescens Sargent in Proc. Acad. Nat. Sci. Phila. lxii. 178 (1910). 



Pruinosae. — Pennsylvania (type locality: Kittanning). 

 erythrocarpa Ashe in Bull. N. Car. Exper. Sta. clxxv. 109 (1900). 



Group? — North Carolina (type locality: Raleigh). (?) 

 erythropoda Ashe in Bull. N. Car. Exper. Sta. clxxv. 113 (1900). 



Douglasianae. — Colorado to Washington (type locality: foot-hills 



of Cache la Poudre Mountains, northern Colo.). 

 Evansiana Sargent in Proc. Acad. Nat. Sci. Phila. lvii. 633 (1905). 



Rotundifoliae. — Pennsylvania (type locality: West Fairmount Park, 



Philadelphia), 

 exclusa Sargent in Rhodora, v. 108 (1903). — Molles — Vermont, New 



York, Ohio (type locality: Bald Mountain, Clarendon and Shrews- 



bury, Vt.). 

 exigua Sargent in Rhodora, v. 52 (1903) = C. crus-galli var. exigua. 

 exigua Ashe in Jour. Elisha Mitchell Sci. Soc. xix. 20 (1903).— Tenui- 



foliae. — Wisconsin (type locality: Milwaukee). (?) 

 exilis Beadle in Biltmore Bot. Studies, i. 76 (1902).— Flavae.— Georgia 



(type locality: Albany), 

 eximia Beadle in Biltmore Bot. Studies, i. 62 (1902). — Intricatae. 



Alabama (type locality: Sand Mountain, near Pisgah). 

 exornata Sargent in Ontario Nat. Sci. Bull. iv. 31 (1908).— Pruinosae. 



Ontario, New York (type locality: Chippewa, Out.), 

 extraria Beadle in Biltmore Bot. Studies, i. 73 (1902).— Flavae. 



Georgia (type locality: Marietta), 

 fallax Ashe in Jour. Elisha Mitchell Sci. Soc. xix. 11 (1903).— Macra 



canthae. — Michigan (type locality: Port Huron). (?) 

 fallsiana Sargent in N. Y. State Mus. Bull, clxvii. 113 (1913).— Ano 



malae.— New York (type locality: Little Falls). 



