28 JOURNAL OF THE ARNOLD ARBORETUM [vol. vi 



Crataegus 



delecta Sargent, Man. Trees N. Am. 451 (1905). — Coccineae. — Illinois 



(type locality: Lockport). 

 delectabilis Sargent in Ontario Nat. Sci. Bull. iv. 90 (1908). — Macra- 



canthae. — Ontario (type locality: Toronto), 

 delectata Sargent in Proc. Acad. Nat. Sci. Phila. lxii. 200 (1910). 



Silvicolae. — Pennsylvania (type locality: Keyser Valley, near 



Scranton). 



delicata Sargent in Proc. Acad. Nat. Sci. Phila. lvii. 606 (1905). 



Silvicolae. — Pennsylvania (type locality: Sellersville). 

 Delosii Sargent in Ontario Nat. Sci. Bull. iv. 56 (1908). — Intricatae. 



Ontario (type locality: Toronto). 



deltoides Ashe in Jour. Elisha Mitchell Sci. Soc. xvn. pt. 2, 19 (1901). 



Pruinosae. — New York, Pennsylvania, Maryland (type locality 

 not given). 



delucida Sargent in Rhodora, v. 139 (1903). — Tenuifoliae. — New 



England, New York (type locality: East Rutland, Vt.). 



demissa Sargent in Rhodora, v. 139 (1903). — Tenuifoliae. — New England 

 to New York and Ohio (type locality: Lenox, Mass.). 



denaria Beadle in Biltmore Bot. Studies, i. 131 (1902). — Crus-galli. 



Mississippi (type locality: Columbus). 



densiflora Sargent in Rhodora, in. 75 (1901). — Coccineae. — Quebec 



(type locality: Rockfield). 



dentata Loddiges, Cat. 45 (1836), nomen nudum. — Loudon, Arb. Brit. 



ii. 849 (1838), as a synonym of C. Crus-galli var. ovalifolia Lindl. 



denudata Sargent in Proc. Acad. Nat. Sci. Phila. lxii. 173 (1910). 

 Pruinosae. — Pennsylvania (type locality: Schenley Park, Pitts- 

 burgh). 



depilis Sargent, Man. Trees N. Am. 419 (1905). — Tenuifoliae. — Illi- 

 nois (type locality: Glendon Park, near Chicago.) 



depressa Ashe in Jour. Elisha Mitchell Sci. Soc. xvn. pt. 2, 8 (1901). 

 Pruinosae. — Northern Missouri (type locality not given). 



desertorum Sargent in Jour. Arnold Arb. ill. 187 (1922). — Virides. 

 Texas (type locality: Uvalde). 



desueta Sargent in N. Y. State Mus. Bull. cxxn. 84 (1908). — Puncta- 

 tae. — New York (type locality: Coopers Plains). 



Deweyana Sargent in Proc. Rochester Acad. Sci. iv. 133 (1903). 



Macracanthae. — New York (type locality: Rochester). 



Dewingii Sargent in N. Y. State Mus. Bull. cxxn. 34 (1908). — Puncta- 

 tae. — New York (type locality: Belfast). 



diaphora Sargent in Proc. Acad. Nat. Sci. Phila. lxii. 251 (1910). 



Macracanthae. — Pennsylvania (type locality: Keyser Valley, near 

 Scranton) . 



diffusa Sargent in Proc. Rochester Acad. Sci. iv. 103 (1903). — Silvi- 

 colae. — New England, New York (type locality: Rochester, N. Y.). 



