1925] PALMER, SYNOPSIS OF NORTH AMERICAN CRATAEGI 13 



Crataegus 



apiifolia var. minor Loudon, Arb. Brit. 11. 825 (1838) = C. apiifolia Michx* 



apiifolia X brachypbylla = C. notha. 



apiomorpha Sargent in Bot. Gaz. xxxv. 386 (1903). — Tenuifoliae. 



Ohio, Illinois (type locality: Fort Sheridan, 111.), 

 apposita Sargent in Bot. Gaz. xxxv. 103 (1903). — Intricatae. — Pennsyl- 

 vania, Delaware (type locality: Wilmington, Del.). 

 apposita var. Bissellii (Sarg.) Eggleston in Rhodora, x. 76 (1908) =C. 



Bissellii. 

 aprica Beadle in Bot. Gaz. xxx. 335 (1900). — Flavae. — North Carolina, 



Georgia, Alabama (type locality: Biltmore, N. Car.). 

 aquilonaris Sargent in Rhodora, v. 185 (1903). — Macracanthae. 



Southeastern Canada (type locality: Nipissing, Ont.). 

 araioclada Sargent in Jour. Arnold Arb. in. 5 (1922). — Crus-galli. 



Louisiana (type locality: Natchitoches), 

 arborea Beadle in Biltmore Bot. Studies, i. 137 (1902). — Crus-galli. 



Florida, Alabama (type locality: Montgomery, Ala.). 

 arborescens Elliot, Sketch Bot. i. 550 (1821). — Virides. — Georgia, 



Florida (type locality: Fort Argyle, on Ogeeche River, Ga.). 

 arcana Beadle in Biltmore Bot. Studies, I. 122 (1902). — Pruinosae. 



New York to North Carolina, west to Michigan and Missouri (type 



locality: Biltmore, N. Car.), 

 arcuata Ashe in Ann. Carnegie Mus. i. 387 (1902).— Coccineae. 



Pennsylvania, Delaware (type locality: Kutztown, Pa.), 

 ardua Sargent in Ontario Nat. Sci. Bull. iv. 93 (1908). — Macracanthae. 



Ontario (type locality: Toronto), 

 arduennae Sargent in Bot. Gaz. xxxv. 377 (1903). — Crus-galli* 



Ontario and New York, west to Michigan, Missouri and Arkansas 



(type locality: Glenellyn, 111.), 

 arenicola Ashe in Jour. Elisha Mitchell Sci. Soc. xvn. 5 (1900). 



Uniflorae. — North Carolina (type locality: Jessup). (?) 

 arguta Beadle in Biltmore Bot. Studies, i. 102 (1902). — Flavae. 



Georgia, Alabama (type locality: Girard, Ala.). 

 aridula Sargent in N. Y. State Mus. Bull. cxxn. 43 (1908). — Pruinosae. 



New York (type locality: Niagara Falls). 

 aristata Sargent in N. Y. State Mus. Bull. cl. 27 (1911). — Pruinosae. 



New York (type locality: Rossie). 

 arkansana Sargent in Bot. Gaz. xxxi. 223 (1901). — Molles. — Arkansas 



(type locality: cultivated in Arnold Arboretum from seed collected 



at Newport, Ark.), 

 armata Beadle in Biltmore Bot. Studies, i. 136 (1902). — Crus-galli. 



Alabama, Tennessee (type locality: Nashville, Tenn.). 

 armentalis Beadle in Biltmore Bot. Studies, I. 117 (1902). — Uniflorae. 



Alabama (type locality: Albertsville). 



