MALACEAE 563 



about 5 mm. long, glandular: corolla 2-2.5 cm. wide: stamens 10, the anthers pale yel- 

 low : fruit subglobose, 10-15 mm. thick, 10-12 mm. long, at maturity yellow, greenish 

 yellow or orange, often cheeked with red : nutlets 3-5, 5-7 mm. long, 3-5 mm. deep, the 

 hypostyle about 4 mm. long. 



In dry or rocky woodlands, Pennsylvania to South Carolina and Tennessee. 



149. Crataegus Craytonii Beadle. A shrub 1-2 m. tall, with dark gray or brownish 

 scaly bark. Leaf-blades ovate, oblong-ovate or oval, 3-7 cm. long, 2-5 cm. broad, pubes- 

 cent, acute at tlie apex, rounded or contracted at the base, tlie boi'ders serrate and incised ; 

 petioles 1-2.5 cm. long, margined, glandular, pubescent: corymbs simple, 3-7-flowered : 

 pedicels and hypanthium pubescent : sepals 4-5 mm. long, glandular-serrate: corolla about 

 2 cm. wide : stamens 20, the anthers light yellow : fruit oblong or obovate, 9-12 mm. 

 tliick, 10-14 mm. long, at maturity red or ruddy : nutlets 3-5, about 8 mm. long, the hy- 

 postyle 3-4 mm. long. 



On bluffs along the French Broad River, western North Carolina. 



150. Crataegus tiiflora Chapm. A large shrub, or a small tree 2-7 m. tall. Leaf- 

 blades ovate, elliptic or slightly obovate, 2-7 cm. long, 1-5 cm. wide, or on leading shoots 

 even larger, pubescent, acute at the apex, rounded or abruptly contracted at tlie base, the 

 borders serrate and often with short acute lobes ; petioles 8 mm. -3 cm. long, margined, 

 glandular, pubescent : corymbs mostly 3-flowered : pedicels and hypanthium hirsute-pu- 

 bescent : sepals 7-9 mm. long, pubescent, glandular, serrate: corolla 2.5-3 cm. wide: 

 stamens 20, the anthers pale yellow : fruit globose, 12-15 mm. in diameter, pubescent, red 

 at maturity : nutlets 3-5, 7-9 mm. long, about 5 mm. deep, the hypostyle 5-6 mm. long. 



On rocky banks, northwestern Georgia and Alabama. 



151. Crataegus austromontana Beadle. A straggling shrub 1-4 m. tall. Leaf- 

 blades broadly oval or round-ovate, 3-9 cm. long, 2.5-7.5 cm. wide, pubescent, acute at the 

 apex, contracted, rounded or truncate at the base, the borders serrate and often with short, 

 acute lobes ; petioles 1-4 cm. long, margined, glandular, pubescent : corymbs simple, 2-5- 

 ( mostly 3-) flowered : pedicels and hypanthium hirsute-pubescent : sepals 6-10 mm. long, 

 serrate, glandular, pubescent : corolla 2.5 cm. wide : stamens 10, the anthers light-yellow : 

 fruit globose, 12-15 mm. in diameter, bright red at maturity, pubescent, the flesh soft : 

 nutlets 3-5, 8-10 mm. long, 4-5 mm. deep, the hypostyle about 5 mm. long. 



In rocky woods and on banks, Alabama and Tennessee. 



152. Crataegus Harbisonii Beadle. A tree 5-8 m. tall, with ashy gray or brownish 

 black bark. Leaf-blades obovate, oval or broadly ovate, 2.5-10 cm. long, 2-9 cm. wide, 

 pubescent, acute at the apex, narrowed, contracted or rounded at the base, the borders ser- 

 rate and incised ; petioles 6 mm. -2 cm. long, margined, glandular, pubescent : corymbs 

 broad, pubescent or pilose, compound : pedicels and hyjmnthium pilose-pubescent : sepals 

 lanceolate, 4-6 mm. long, serrate, glandular : corolla about 2 cm. wide : stamens 20, the 

 anthers light yellow : fruit globose, 10-13 mm. in diameter, red at maturity : nutlets 3-5, 

 about 8 mm. long, 4-5 mm. deep, the hypostyle 5-6 mm. long. 



On limestone hills and ridges, near Nashville, Tennessee. 



153. Crataegus Ashei Beadle. A large branching shrub, or a small tree 3-6 m. tall, 

 with light gray or brownish scaly bark. Leaf-blades ovate, round-ovate or occasionally 

 obovate, 2.5-7 cm. long, 2-6 cm. wide, at maturity pubescent on the lower surface, espe- 

 cially along tlie midrib and veins, rounded or acute at the apex, abruptly contracted or 

 broadly wedge-shaped at the base, the borders serrate; petioles 5 mm. -2 cm. long, mar- 

 gined, pubescent, glandular : corymbs subsimple or branched, 3-10-flowered : pedicels and 

 hypanthium pilose-pubescent : sepals 7-10 mm. long, serrate, glandular : corolla about 2 

 cm. wide : stamens 20, the anthers light yellow : fruit subglobose or short-oval, 10-14 mm. 

 thick, red at maturity : nutlets 3-5, about 8 mm. long, the hypostyle about 5 mm. long. 



In abandoned fields and woodlands, generally in clay soil, Montgomery County, Alabama. 



154. Crataegus rustica Beadle. A large shrub, or a small tree 2-6 m. tall, some- 

 times with a trunk 2 dm. in diameter clothed with dark gray or brownish black scaly bark. 

 Leaf-blades ovate, or oval, 2-5 cm. long, 1.5-5 cm. wide, glabrous when fully grown, acute 

 at the apex, rounded, narrowed, or on leading shoots truncate or cordate at the base, the 

 borders serrate and incisely loljed ; petioles 1.5-3 cm. long, glabrous : corymbs simple, 

 3-9-flowered : pedicels and hypanthium glabrous : sepals 3-4 mm. long, mostly entire : 

 corolla 15-18 mm. wide : stamens 20, the anthers light yellow : fruit subglobose, 7-11 mm. 

 thick, obtusely angled and conspicuously swollen below the middle, at maturity dull red, 

 or red and green, the flesh firm : nutlets 3-5, about 7 mm. long, the hypostyle about 4 mm. 

 long. 



In old fields and woodlands, near Biltmore, North Carolina. 



