ROSACES 439 



from the ripe fruit; nutlets usually 5, narrowed and rounded at the ends, rounded and 

 slightly grooved or ridged on the back, T V~i' l n g- 



A tree, 20-35 high, with a straight often fluted trunk 8-12 tall, and 18'-20' in diam- 

 eter, covered with close gray or pale orange-colored bark, small branches forming a round 

 rather compact head, and slender glabrous branchlets ashy gray to light red-brown in their 

 first winter, and unarmed or occasionally armed with slender sharp pale spines f '-1' long. 



Distribution. On the often inundated borders of streams and swamps, rarely in drier 

 ground on low slopes; southeastern Virginia (banks of the Blackwater River near Zuni, 

 Isle of Wight County), North Carolina (Salisbury, Rowan County), South Carolina (near 

 Aiken, Aiken County), eastern Georgia (near Augusta, Richmond County, and Macon, 

 Bibb County), western Florida (River Junction, Gadsden County, and Tallahassee, Leon 

 County to the swamps of the lower Apalachicola River), and westward through central 

 and southern Alabama, southern Mississippi, and Louisiana to the valley of the San 

 Antonio River (Sutherland Springs, Wilson County), Texas, and to central and western 

 Arkansas, eastern Oklahoma and southeastern Missouri (Butler County), and northward 

 in the region adjacent to the Mississippi River from Louisiana to northeastern Missouri, 

 and to Pike County, Illinois, ranging eastward in Mississippi to Tishomingo County in the 

 northeastern corner of the state, to northwestern Georgia, southeastern Tennessee, and to 

 Richland County, Illinois; rare and local in the Atlantic and east Gulf states; common 

 and often forming great thickets in western Louisiana, the coast region of eastern Texas, 

 southern Arkansas, and in the region adjacent to the Mississippi River. 



42. Crataegus ovata Sarg. 



Leaves ovate, acute, broadly or acutely concave-cuneate at the entire base, coarsely 

 often doubly serrate above with glandular teeth, and occasionally slightly divided into 



Fig. 394 



short lateral lobes, nearly fully grown when the flowers open early in May and then dark 

 green, very smooth and glabrous above with the exception of a few short scattered hairs 

 near the base of the midrib, paler below, with small persistent axillary tufts of white hairs, 

 and at maturity membranaceous, 2'-2f ' long, and If '-2' wide, with a slender yellow midrib 

 and primary veins; petioles slender, rose-colored in the autumn, about f ' in length; leaves 

 at the end of vigorous shoots rounded or truncate at the broad base, coarsely serrate, and 

 sometimes 3' long and wide. Flowers about \' in diameter, on long slender pedicels, in 

 broad loose many-flowered corymbs; calyx-tube narrowly obconic, glabrous, the lobes 

 broad acute, entire or coarsely glandular-serrate toward the apex, glabrous; styles 5. 



