546 MALACEAE 
lanceolate, serrate or nearly entire: corolla 15-18 mm. wide: stamens 20, the anthers 
nearly yellow: fruit oval or subpyriform, 6-8 mm. thick, 8-11 mm. long, at maturity red 
or ruddy, the flesh firm : nutlets 2-3, rarely more, 5-6 mm. long, the hypostyle about half 
as long. . 
On wooded slopes, near Greenville, Alabama. 
48. Crataegus incilis Beadle. A tree 5-7 m. tall, with a trunk sometimes 1.5 dm. 
in diameter, or often a large shrub with one or several stems. Leaf-blades ovate, ovate- 
oblong or oval, 2-7 cm. long, 1-5.5 cm. wide, glabrous, acute at the apex, narrowed or 
abruptly contracted at the base, or those of the shoots rounded or truncate, the borders 
irregularly serrate, incisely 6—-10-lobed or cleft : corymbs 5-10-flowered, subsimple : pedicels 
and hypanthium glabrous : sepals 3-4 mm. long, usually serrate near the summit : corolla 
14-18 mm. wide: stamens about 20, the anthers purple: fruit globose, 5-9 mm. in diam- 
eter, at maturity red or red and green, the flesh firm: nutlets 3-5, 5-6 mm. long, the 
hypostyle about half the length of the ventral angle. 
On borders of swamps and in low grounds, usually in clay soil, Evergreen, Alabama. 
49. Crataegus illástris Beadle. A small tree or shrub 3-6 m. tall, with scaly rough 
bark of a dark gray or brownish color. Leaf-blades broadly ovate or oval, 3-5 em. long, 
2.5-5 em. broad, glabrous, acute or obtusely pointed at the apex, rounded at the base, the 
borders serrate and mostly with rounded, lobe-like incisions ; petioles 1-2.5 em. long, mar- 
gined: corymbs simple, 3-6-flowered : pedicels glabrous, 7-13 mm. long: hypanthium gla- 
brous: sepals triangular-lanceolate, about 3 mm. long, serrate or nearly entire: corolla 
14-18 mm. wide: stamens 20, the anthers dark purple: fruit depressed-globose, about 1 
cm. in diameter, the flesh firm: nutlets 3-5, 6-7 mm. long, the hypostyle about half as long. 
On gravelly hills, near Meridian, Mississippi. 
50. Crataegus ópima Beadle. A tree 4—7 m. tall, sometimes with a trunk 2 dm. 
in diameter, clothed with ashy gray scaly bark, or frequently a much-branched shrub with 
one or more stems. Leaf-blades oval, ovate or orbicular, 2-5 cm. long, 1.5-5 em. broad, 
glabrous when fully grown, acute at the apex, contracted, or on leading shoots rounded or 
subtruncate at the base, the borders serrate and incisely lobed : corymbs simple, bracteate, 
3-7-flowered : pedicels and hypanthium glabrous: sepals 2-3.5 mm. long, entire or spar- 
ingly glandular-serrate: corolla 14-18 mm. wide: stamens 20, the anthers dark purple: 
fruit globose, 5-8 mm. in diameter, at maturity bright red, the flesh firm: nutlets 3-5, 
3.5-4.5 mm. long, 2.5-3 mm. deep, the hypostyle about 2 mm. long. 
In low woods and moist soil, Greenville, Alabama. 
51. Crataegus assimilis Beadle. A small tree or large shrub 3-6 m. tall, with dark 
gray or brownish scaly bark. Leaf-blades ovate or oval, 2-5 cm. long, 1.5-4 cm. vide, 
glabrous, acute at the apex, contracted or rounded at the base, the borders serrate and with 
rounded, lobe-like incisions; petioles 7-20 mm. long, margined: corymbs simple, 3-6- 
flowered : pedicels and hypanthium glabrous : sepals triangular-lanceolate, 3-4 mm. long, 
serrate or nearly entire: corolla 15-18 mm. wide: stamens 20, the anthers pale purple : 
fruit globose, 7-9 mm. wide, the flesh firm : nutlets 3-5, about 6 mm. long, the hypostyle 
occupying a trifle more than half the ventral angle. 
On hills and in dry woods, near Chattahoochee, Florida. 
52. Crataegus rdbur Beadle. A tree, sometimes 7-8 m. tall, with a trunk 1-1.5 EU 
in diameter, clothed with gray or brownish scaly bark, or more often a large shrub wit 
one or more stems.  Leaf-blades ovate, oval or short obovate, 3-6 cm. long, 1.5-4 cm. 
broad, or wider on leading shoots, glabrous, acute at the apex, narrowed or contracted, ir 
on vigorous shoots rounded or subtruncate at the base, the borders serrate and incisely 
lobed or acutely cleft : corymbs simple or subsimple, 3-10-flowered, glandular-bracteate : 
pedicels 1-2 cm. long, like the hypanthium, glabrous: sepals lanceolate, 3-4 mm. veis 
entire or sparingly serrate : corolla 15-18 mm. wide: stamens 20, the anthers pale purp d 
fruit subglobose, 7-9 mm. wide, the flesh firm: nutlets 3-5, 5-6 mm. long, the hyposty'e 
about 4 mm. long. 
In woods and on borders of fields, Tallahassee, Florida. k 
53. Crataegus concínna Beadle. A shrub 2-4 m. tall, with dark gray scaly bark 
Leaf-blades ovate-lanceolate, oblong or elliptic, those of the shoots ovate, 2-5 cm. paci d 
mm.-2 em. wide or on the shoots 3-4 em. wide, glabrous, acute or bluntly pointed at t 
apex, narrowed or contracted or on leading shoots, rounded at the base, the borders pene and 
more or less incised, the lobes or incisions rounded or on the larger leaves, acutely cun M 
corymbs simple, glandular-bracteate, 3-6-flowered : pedicels and hypanthium gla get 
sepals triangular-lanceolate, mostly serrate, 3-4 mm. long: corolla 15-18 mm. wide Pur 
mens 20, the anthers purple: fruit subglobose, 7-8 mm. thick, the flesh firm : nutlets 3-2, 
about 5 mm. long, the hypostyle about half the length of the ventral angle. 
In woods and about borders of swamps, western Florida. 
