MALACEAE 543 



the apex, abruptly contracted or rounded, or on vigorous shoots truncate or subcordate at 

 the base, serrate and acutely incised, glabrous in age ; petioles winged, 7-35 mm. long, 

 bearing several or many glands : corymbs 3-6-flowered : pedicels and hypanthium gla- 

 brous : sepals 4-6 mm. long, glandular-serrate or with a few stalked glands below the 

 middle : corolla 15 20 mm. wide : stamens 10, the anthers purplish : fruit more or less 

 pyriform, 9-11 mm. wide, at maturity yellow or greenish yellow, the flesh firm : nutlets 

 3-5, 7-8 mm. long, 3-4 mm. deep, the hypostyle 3-3.5 mm. long. 



In woods, especially in the mountains, northern Alabama and eastern Tennessee. 



30. Crataegus rubella Beadle. A shrub 1-4 m. tall, clothed with gray or reddish 

 brown, smooth or sometimes fissured and scaly bark. Leaf-blades oval, ovate or obovate, 

 2-7 cm. long, 1.5-4.5 cm. wide, glabrous at maturity, acute at the apex, narrowed or 

 contracted at the base, the borders sharply serrate and incised ; petioles 1-2.5 cm. long, 

 margined, sparingly glandular : corymbs simple, 3-6-flowered : pedicels and hypanthium 

 glabrous : sepals 4-6 mm. long, glandular-serrate : corolla 15-20 mm. wide : stamens 10, 

 the anthers light purple : fruit more or less pyriform, 10-12 mm. wide, at maturity red, 

 the flesh firm : nutlets 2-5, about 6.5 mm. long, 3-4 mm. deep, the hypostyle about 4 mm. 

 long. 



In woods, especially in the mountains, northern Alabama to eastern Tennessee and western North 

 Carolina. 



31. Crataegus Sarge"iitii Beadle. A tree sometimes 7 m. tall, with ashy gray or 

 brownish smooth or scaly bark, or more frequently a large shrub with one or more stems. 

 Leaf-blades glabrous at* maturity, ovate, ovate-lanceolate or round-ovate, 2-9 cm. long, 

 1-6 cm. wide, or occasionally larger on leading shoots, acute at the apex, rounded or 

 abruptly contracted at the base into a margined or winged petiole 5-35 mm. long, the 

 borders irregularly serrate and incised : corymbs 3-5-flowered : sepals 6-9 mm. long, like 

 the pedicels and hypanthium, glabrous or with a few weak hairs : corolla 17-20 mm. wide : 

 stamens 20, the anthers pale purple : fruit globose or subglobose, 10-13 mm. broad, at 

 maturity yellow or orange-yellow nushed with red, the flesh thin and firm : nutlets 3-5, 

 7-9 mm. long, 4-6 mm. thick measured dorso-ventrally, the hypostyle 3-4 mm. long. 



In rocky woods and on bluffs, northern Alabama and adjacent Georgia and Tennessee. 



32. Crataegus pallens Beadle. A tree 5-7 m. tall, with scaly dark gray bark, or a 

 much-branched shrub with one or more stems. Leaf-blades 2-5 cm. long, 1.5-5 cm. wide, 

 ovate, round-ovate or occasionally obovate in outline, acute at the apex, contracted at the 

 base into margined and glandular petioles, glabrous when fully grown, the borders serrate 

 and incisely lobed : corymbs simple, 5-7-flowered : pedicels and hypanthium glabrous : 

 sepals 3-5 mm. long, glandular-serrate, glabrous on the outer surface : stamens about 20, 

 the anthers purple : fruit subglobose or oval, 8-15 mm. wide, yellow or greenish yellow 

 when ripe: nutlets usually 3, 7-9 mm. long, 3.5-5 mm. thick, the hypostyle 4-5 mm. long. 



In upland woods, Buncombe County, North Carolina. 



33. Crataegus auatrina Beadle. A small tree 4-6 m. tall, with dark gray or 

 brownish scaly bark, or oftener a large shrub with one or more stems. Leaf-blades ovate, 

 oval or oblong-oval, 2-5 cm. long, 1-4 cm. wide, or larger on leading shoots, glabrous, 

 pointed at the apex, rounded or contracted at the base, or on the shoots truncate, the bor- 

 ders serrate and incised ; petioles margined, 5-15 mm. long : corymbs simple, 5-8-flow- 

 ered : pedicels and hypanthium glabrous : sepals 3-4 mm. long, glandular-serrate : corolla 

 15-18 mm. wide : stamens normally 20, the anthers small, bright purple : fruit globose, 

 about 1 cm. in diameter, green or greenish yellow at maturity, the flesh firm : nutlets 3-5, 

 about 7 mm. long, the hypostyle 4 mm. long. 



In woods, near Greenville, Alabama. 



34. Crataegus gilva Beadle. A shrub 1-4 m. tall, with dark gray scaly bark and 

 spreading branches. Leaf-blades elliptic, ovate or ovate-lanceolate, 3-7 cm. long, 1.5-5 

 cm. wide, acute or acuminate at the apex, narrowed or contracted at the base, glabrous 

 when fully grown, the borders serrate and incised; petioles 1-2.5 cm. long, margined, 

 often glandular : corymbs gland ular-bracteate, 3-7-flowered : pedicels and hypanthium 

 glabrous : sepals about 4 mm. long, glandular-serrate : corolla 15-20 mm. wide : stamens 

 20, the anthers pale purple : fruit subglobose or short-pyriform, 6-8 mm. wide, at ma- 

 turity yellow or greenish yellow, rarely with a flushed cheek, the flesh firm : nutlets 3-5, 

 about 5 mm. long, the hypostyle about 2 mm. long. 



In rocky woods, Marshall County, Alabama. 



35. Crataegus contrita Beadle. A tree sometimes 6-7 m. tall, with ashy gray or 

 brownish scaly bark, or more frequently a large shrub with spreading branches. Leaf- 

 blades ovate, oval or oblong, rarely short-obovate or suborbicular, 2-5 cm. long, 1.5-5 cm. 

 broad, glabrous at maturity, acute or bluntly terminated at the apex, rounded or contracted 



