1925) PALMER, SYNOPSIS OF NORTH AMERICAN CRATAEGI 73 



Crataegus 



trifoliata Bosc ex DeCandolle, Prodr. II. 630 (1825), nomen nudum, 

 trilobata Loddiges, Cat. 46 (1836), nomen nudum. — Loudon, Arb. Brit. 



ii. 824 (1838), "A hybrid raised from seed in the Hammersmith 



Nursery about 1820." (?) 

 Triosteum Gruber in Bull. Torr. Bot. Club, xxxn. 392 (1905).— Puncta- 



tae. — Pennsylvania (type locality: Moselem). (?) 

 tripartita Sargent in Jour. Arnold Arb. in. 188 (1922). — Virides. 



Texas (type locality: Columbia), 

 trisperma Ashe in Jour. Elisha Mitchell Sci. Soc. xvn. pt. 2, 17 (1901). 



Group? — North Carolina (type locality: between north and south 



forks of Toe River, Yancey County). (?) 

 tristis Beadle in Biltmore Bot. Studies, i. 84 (1902). — Flavae. — Georgia 



(type locality: Rome), 

 triumphalis Sargent, Trees and Shrubs, n. 236 (1913). — Crus-galli. 



Arkansas (type locality: Fulton), 

 truculenta Sargent in N. Y. State Mus. Bull, clxvii. 118 (1913). 



Macracanthae. — New York (type locality: Belfast), 

 truncata Sargent in Rep. Missouri Bot. Gard. xix. 57 (1908). — Crus- 

 galli. — Missouri (type locality: Swan). 

 tumida Sargent, Trees and Shrubs, n. 240 (1913). — Pruinosae. 



Missouri (type locality: Dexter). 

 turbinata Pursh, Fl. Am. Sept. II. 735 (1814) = C. spathulata Michx. 

 Twiningii Sargent in Proc. Acad. Nat. Sci. Phila. lxii. 230 (1910). 



Intricatae. — Pennsylvania (type locality: Scranton). 

 uber Ashe in Jour. Elisha Mitchell Sci. Soc. xx. 47 (1904). — Tenui- 



foliae.— Michigan (type locality: Summerville). 

 umbratilis Sargent in Rhodora, vn. 192 (1905). — Punctatae. — Connecti- 

 cut (type locality: Litchfield), 

 umbrosa Sargent in Rep. Missouri Bot. Gard. xix. 106 (1908). — Molles. 



Illinois, Missouri (type locality: Carondelet, Mo.). 



uncta Sargent in N. Y. State Mus. Bull. cxxn. 91 (1908). — Pruinosae. 



New York (type locality: Coopers Plains), 

 uniflora Muenchhausen, Hausv. v. 147 (1770). — Uniflorae. — New York 



to Florida, west to Kentucky and Mississippi (type locality not 



given). 



uniflora var. florida (Lodd.) Zabel in Beissner, Schelle & Zabel, Handb. 



Laubholz-Ben. 170 (1903), nomen nudum. (?) 



uniflora var. grossulariifolia (Lodd.) Zabel in Beissner, Schelle & Zabel, 

 Handb. Laubholz-Ben. 170 (1903), nomen nudum. (?) 



unilateralis Persoon, Syn. n. 37 (1807). — Uniflorae. — (?) 



uniqua Sargent, Trees and Shrubs, n. 237 (1913). — Crus-galli. — Louisi- 

 ana, Texas (type locality: Marshall, Tex.). 



uplandia Sargent in Proc. Acad. Nat. Sci. Phila. lvii. 594 (1905). 



Pruinosae. — Pennsylvania (type locality: Upper Darby). 



