544 MALACEAE 



at the base, the borders serrate and incised ; petioles 5-20 mm. long, margined : corymbs 

 simple, glandular-bi-acteate, 3-7-flowered : pedicels and hypanthium glabrous : sepals 3-5 

 mm. long, glandular-serrate : corolla 12-17 mm. wide: stamens 20, the anthers dark pur- 

 ple : fruit subglobose, 7-9 mm. in diameter, at maturity yellow-green or orange, often with 

 ruddy cheek, the flesh firm : nutlets 2-3, rarely 3-5, about 6 mm. long, the hypostyle 

 occupying a trifle more than half of the ventral angle. 



In dry woods and uplands, southwestern Georgia and adjacent Florida. 



36. Crataegus venusta Beadle. A tree seldom more than 8 m. tall, with ashy gray 

 or light brown, fissured and scaly bark, or more frequently a large branching shrub. Leaf- 

 blades obovate or ovate, occasionally round-ovate on leading shoots, 2-8 cm. long, 1-6 cm. 

 wide, acute at the apex, rounded or narrowed at the base into narrowly winged and re- 

 motely glandular petioles 7-40 mm. long, the borders irregularly or doublv serrate and 

 incised : corymbs 3-6-flowered : pedicels and hypanthium glabrous : sepals 4-6 mm. long, 

 glandular-serrate or pectinateh" -glandular below the middle: corolla 2-2.5 cm. wide: 

 stamens 20, the anthers nearly'yellow : fruit oval or slightly so, 9-13 mm. wide, at maturity 

 dull red to greenish red, or, when more exposed, bright red, the flesh firm : nutlets 3-5, 

 7-9 mm. long, the hypostyle occupying about half of the ventral angle. 



On Red Mountain, near Birmingham, Alabama. 



37. Crataegus inputs Beadle. A shrub 2-4 m. tall, with dark gray or brownish 

 black smooth or scaly bark. Leaf-blades ovate, broadly ovate or oval, or suborbicular in 

 outline, 2-5 cm. long, 1.5-5 cm. broad, glabrous at maturity, acute or short pointed at the 

 apex, rounded or abruptly contracted at the base, the borders serrate and incised ; petioles- 

 1-2 cm. long, winged : corymbs 3-6-flowered : pedicels and hypanthium glabrous : sepals 

 3-4 mm. long, serrate and glandular near the apex : corolla 14-18 mm. wide : stamens- 

 normally 20, the anthers yellow : fruit short oval or slightly pyriform, 6-8 mm. wide, red 

 or ruddy at maturity, the flesh firm : nutlets 3-5, about 6 mm. long, the hypostyle occu- 

 pying about half of the ventral angle. 



In rocky woods and glades, Marshall County, Alabama. 



38. Crataegus exlmia Beadle. A shrub 2-4 m. tall, with dark gray scaly bark and 

 spreading branches which sometimes bear spines fully 7 cm. long. Leaf-blades ovate or 

 ovate-lanceolate, 3-8 cm. long, 2-6 cm. wide, glabrous at maturity, acute or acuminate at 

 the apex, rounded or contracted, or on leading slioots sometimes truncate at the base, the 

 borders serrate and incised ; petioles 1-3 cm. long, margined, remotely glandular : corymbs 

 simple, glandular-bracteate, 3-6-flowered : pedicels 1-2 cm. long, glabrous, as is the hypan- 

 thium : sepals 5-6 mm. long, glandular-serrate : corolla 2-2.5 cm. wide : stamens 20, the 

 anthers yellow : fruit globose, 8-12 mm. wide, at maturity red, the flesh firm : nutlets 3-5, 

 6-7 mm. long, the hypostyle about 3 mm. long. 



In rocky woods and glades, Sand Mountain, Alabama. 



39. Crataegus t6cta Beadle. A shrub 2-5 m. tall, with dark ashy gray scaly bark. 

 Leaf-blades 2-6 cm. long, 1.5-6 cm. broad, ovate or round-ovate, acute at the apex, 

 rounded or contracted at the base into margined gland-bearing petioles, sharply and 

 irregularly serrate and incised, glabrous or with a few hairs at the time of unfolding : 

 corymbs 3-6-flowered, simple : pedicels and hypanthium glabrous : sepals 3-4 mm. long, 

 serrate or nearly entire : stamens usually 20, the anthers light purple : fruit globose or 

 subglobose, red at maturity, 10-13 mm. in diameter: nutlets 3-5, 6-7 mm. long, 3.5-4.5 

 mm. deep, the hypostyle 2-3 mm. long. 



In rocky woodlands, Marshall County, Alabama. 



40. Crataegus ancisa Beadle. A small tree 4-5 m. tall, with dark gray scaly bark, 

 or more frequently a nmch-branched shrub with ascending or spreading branches. Leaf- 

 blades ovate or oval, 2.5-6 cm. long, 1.5-5 cm. wide, glabrous at maturity, acute at the apex, 

 contracted or rounded, or on leading shoots truncate at the base, the borders serrate and 

 deeply incised: petioles 1-3 cm. long, margined, remotely glandular: corymbs simple 

 glandular-bracteate, 3-6-flowered : pedicels and hypanthium glabrous : sepals 3-4 mm. 

 long, glandular-serrate : corolla 15-20 mm. wide : stamens 20, the anthers pale purple : 

 fruit globose or subglobose, 10-12 mm. in diameter, at maturity red or ruddy, the flesh 

 firm : nutlets 3-5, 6-7 mm. long, the hypostyle occupying about two-thirds of the ventral 

 angle. 



On hillsides and in upland woods, Mississippi and Alabama. 



41. Crataegus Slma Beadle. A shrub 2-4 m. tall, with dark gray, either smooth or 

 scaly bark. Leaf-blades ovate, oval or obovate, 2-6 cm. long, 1.5-4 cm. wide, pointed at 

 the apex, rounded, contracted or narrowed at the base, the borders serrate and incised ; 

 petioles 1-2 cm. long, margined : corymbs glabrous, glandular-bracteate, 3-7-flowered : 

 pedicels and hypanthium glabrous : sepals glandular-serrate or subentire, about 4 mm. 



