=Distribution.=--Western New England to central Michigan and south to
Pennsylvania and southern Indiana.
A shrub or tree sometimes 9 meters (30 feet) high, with irregular
ascending branches.
Specimens have been seen from Perry County, Deam's No. 27104.
=17. Crataegus Gattíngeri= Ashe. (_Crataegus coccinea_ var. _oligandra_
Torrey and Gray). Dr. Clapp's Thorn. Gattinger's Thorn. Plate 93. Spines
numerous, 2.5-6 cm. (1-2 inches) long; leaves narrowly ovate to deltoid,
2.5-6 cm. (1-2-1/2 inches) long, 2-5 cm. (3/4-2 inches) wide, acuminate
at the apex, broadly cuneate or rounded at the base, serrate or doubly
serrate, lobed towards the apex, membranaceous, glabrous, dark green
above; petioles glabrous, 2-3 cm. (3/4-1-1/4 inches) long; corymbs
glabrous, many-flowered; flowers appear in May, about 2 cm. (3/4 inch)
broad; stamens 10-20; anthers small, pink; styles and nutlets usually 3
or 4; fruit ripens in October, globose, angular, red, slightly waxy,
0.8-1.2 cm. (1/3-1/2 inch) thick, flesh hard; calyx tube prominent, the
lobes triangular, spreading.
=Distribution.=--Southern Pennsylvania and southern Indiana to West
Virginia and central Tennessee.
Shrub or small tree sometimes 4.5 m. (15 feet) high, with ascending,
irregular branches.
Specimens seen from: Floyd (Dr. Clapp, before 1840); Knox (Schneck);
Perry (Deam); Steuben (Deam); Wells (Deam).
=18. Crataegus pruinòsa= (Wendland) K. Koch. Waxy-fruited Thorn. Plate
94. Bark dark brown; spines numerous, slender, 3-6 cm. (1-1/4-2-1/2
inches) long; leaves elliptic-ovate to broadly ovate, 2.5-6 cm. (1-2-1/2
inches) long and wide, acute or acuminate at the apex, abruptly cuneate,
rounded or occasionally cordate at the base, serrate or doubly serrate
with 3 or 4 pairs of broad acute lobes towards the apex, blue-green,
glabrous, membranaceous; petioles 2 or 3 cm. (3/4-1-1/4 inches) long,
glabrous; corymbs glabrous, many-flowered; flowers appear in May, about
2 cm. (5/6 inch) broad; stamens 10-20; anthers pink or sometimes yellow
or white; styles and nutlets 4 or 5; calyx lobes lanceolate-acuminate,
entire, slightly serrate at the base; fruit ripens in October,
depressed-globose to short-ellipsoidal, strongly angled, waxy, apple
green, becoming scarlet or purple, 1.2-1.5 cm. (1/2-2/3 inch), thick,
firm, yellow, sweet; calyx tube prominent, the lobes spreading,
persistent.
=Distribution.=--Rocky, open woods, western New England to Michigan and
south to North Carolina and Missouri. Well distributed in Indiana.
[Illustration: Plate 93.