560 MALACEAE 
mm. long, at maturity yellow-green or orange, flushed with red: nutlets 3-5, 5-6 mm. 
long, about 4 mm. deep, the hypostyle about 4 mm. long. 
In sandy soil, southwestern Georgia and adjacent Florida. 
130. Crataegus geniculata Ashe. A shrub 1-4 m. tall, with dark rimose bark and 
drooping branches. Leaf-blades cuneate or spatulate, or on vigorous shoots obovate, 1-3 
em. long, 5 mm.-2 cm. wide, in age glabrate or pubescent on both surfaces, especially 
along the midrib and principal veins beneath, rounded or pointed at the apex, wedge- 
shaped or more abruptly contracted at the base, the borders dentate and often broken b 
shallow lobes; petioles 5-15 mm. long, glandular: corymbs 2-3-flowered or flowers soli- 
tary: pedicels and hypanthium tomentose : sepals 4-5 mm. long, glandular-serrate : sta- 
mens 20: fruit pyriform, 7-12 mm. thick, 8-14 mm. long, at maturity yellow or orange, 
blotched or cheeked with red : nutlets 3-5, 5-6 mm. long, the hypostyle about 4 mm. long. 
On dry hills, middle North Carolina. 
131. Crataegus péxa Beadle. A shrub 1-3 m. tall, with spiny branches. Leaf- 
blades cuneate or spatulate, 1-2 cm. long, 7-15 mm. wide, or larger on vigorous shoots, 
and varying from obovate to broadly ovate, frequently broader than long, pubescent, 
rounded, pointed or lobed at the apex, wedge-shaped or more abruptly contracted at the 
base, the margins dentate or crenate ; petioles very short, 1-10 mm. long, glandular, 
pubescent : corymbs 2-3-flowered, or flowers solitary : pedicels and hypanthium tomentose : 
sepals about 4 mm. long, glandular-serrate : corolla 10-15 mm. wide: stamens about 20: 
fruit globose, 7-9 mm. in diameter : nutlets 3-5, about 6 mm. long, the hypostyle about 4 
mm. long. 
In dry woods and on ridges, Rowan County, North Carolina. 
132. Crataegus Yadkinénsis Ashe. A shrub, or a small tree 3-7 m. tall, with ashy 
gray or brownish bark. Leaf-blades obovate, spatulate or cuneiform, 1.5-3 cm. long, 7 
mm.-2 cm. wide, or on vigorous shoots larger and suborbicular in outline with rounded or 
truncate bases, either rounded or short-pointed at the apex, narrowed or contracted at the 
base, the borders denticulate, glandular, often shallowy lobed above the middle ; petioles 
3 mm.-1 cm. long, pubescent, glandular: corymbs mostly 2-5-flowered : pedicels and 
hypanthium pilose-pubescent : sepals 3-4 mm. long, glandular-serrate : corolla 12-15 mm. 
wide: stamens about 20: fruit pyriform or nearly so, 7-10 mm. thick, at maturity red or 
orange-red : nutlets 3-5, about 6 mm. long, the hypostyle occupying about three-fourths of 
the ventral angle. 
In dry woods and on ridges, Rowan County, North Carolina. 
133. Crataegus münda Beadle. A small shrub, 1-1.5 m. tall, with spiny, drooping 
branches. Leaf-blades obovate, spatulate or cuneate, 1-2 cm. long, 4 mm.-1.5 cm. wide, 
glabrate in age, rounded or abruptly pointed at the apex, narrowed or contracted at the 
base, the borders dentate, glandular; petioles very short, 2-7 mm. long, glabrous or with 
a few hairs at maturity : corymbs 2 or 3-flowered, or flowers solitary : pedicels and hypan- 
thium pubescent : sepals 3.5—5 mm. long, serrate or glandular-serrate : stamens normally 
20: fruit pyriform, 7-9 mm. thick, 9-12 mm. long: nutlets 3-5, about 7 mm. long, 
mm. deep, the hypostyle about 5 mm. long. 
In sandy pine lands, South Carolina and Georgia. 
134. Crataegus invicta Beadle. A shrub 1-1.5 m. tall, with zigzag, recurved and 
very spiny branches. Leaf-blades cuneate or spatulate, or on vigorous shoots obovate OF 
broadly ovate, 5 mm.-2 cm. long, 3 mm.-1 cm. broad, or wider on the shoots, glabrate 
or slightly pubescent above, pubescent, especially along the veins beneath, either rounded, 
pointed or shallowly lobed at the apex, wedge-shaped at the base, the borders dentate, 
glandular; petioles very short, 2-7 mm. long, pubescent, glandular: corymbs 2- or 3-flow- 
ered, or flowers solitary: pedicels and hypanthium tomentose: sepals 3-4.5 mm. Jong; 
glandular-serrate : stamens normally 20: fruit pyriform, 6-8 mm. wide, 8-11 mm. long: 
nutlets 3-5, about 7 mm. long, 3-4 mm. deep, the hypostyle about 6 mm. long. 
In sandy soil, southeastern Georgia. 
135. Crataegus unifldra Muench. A shrub 1-3 m. tall. Leaf-blades obovate or jaf 
long-cuneiform, 1.5-4 cm. long, 7 mm.-2 cm.. wide, glossy on the upper surface, p 
beneath, especially along the midrib and principal veins, mostly obtuse at the apex, br ge 
shaped or contracted at the base, the borders crenate or crenate-serrate; petioles very § raid 
pou : flowers mostly solitary: pedicels and hypanthium hirsute-tomentose : s 
anceolate, deeply incised, glandular, 6-9 mm. long: corolla 10-15 mm. wide: stame 
20, the anthers almost white: fruit globose, 10-14 mm. in diameter, yellow or greenis 
yellow at maturity : nutlets 3-5, about 7 mm. long, the hypostyle about 5 mm. long. 
In woods and on slopes, or in old fields and sandy flats, southern New York to Florida and Louisiana. 
