POM ACE A E (APPLE FAMILY) 



5 a Corymbs i-3-flowered; leaves tapering at base, teeth 



broad, not doubly toothed . . DWARF THORN. (C. uniflbra.) 

 b Corymbs 3 to many flowered ; leaves nearly straight, 



or sometimes tapering at base 6 



6 a Corymbs 3-7-flowered ; leaves sharply and doubly 



toothed, often incised RED HAW. ( C. cocdnea.) 



b Corymbs many-flowered; leaves not usually doubly 



toothed or incised 7 



7 a Corymbs not hairy; leaves usually not doubly toothed, 



usually shining above. .COCKSPUR THORN. (C. crus-gdlli) 

 b Corymbs hairy; leaves doubly toothed toward apex, 



not shining above. .LARGE-FRUITED THORN. (C. punctata.) 



5 AMELANCHIER. 



1 a Shrub 1-3 ft. high; leaves oval, rarely pointed, about 



i in. or more long Low JUNE-BERRY. (A. spicata.) 



b Shrubs or trees 5 ft. or more high; leaves ovate, some- 

 what pointed at apex, about 2 in. or more long 2 



2 a Leaves woolly beneath when young, older leaves some- 



what hairy, the petioles usually somewhat woolly 



SHAD-BUSH. (A. botryapium.) 



b Leaves only hairy beneath when young, older leaves 

 usually not hairy, the petioles with few hairs 



JUNE-BERRY. (A. canadensis.) 



6 AR6NIA. 



1 a Leaves not woolly beneath; fruit black when ripe 



BLACK CHOKEBERRY. (A. nigra.) 

 b Leaves woolly beneath 2 



2 a Fruit purple when ripe 



PURPLE-FRUITED CHOKEBERRY. (A. air o pur pure a.) 

 b Fruit bright red when ripe 



RED-FRUITED CHOKEBERRY. (A. arbutifblia.) 



7 CYD6NIA. 



1 a Shrub with thorns on the branches 



JAPANESE QUINCE. (C. japonica*) 

 b Shrubs or trees not with thorns 2 



2 a Leaves entire; fruit globose 



COMMON QUINCE. (C. vulgaris*) 

 b Leaves finely toothed; fruit oblong 



CHINESE QUINCE. (C. sinensis*) 



8 MALUS. 



1 a Leaves on older twigs more or less lobed 2 



b Leaves on older twigs not lobed 3 



2 a Wild species, sometimes planted for its fruit 



AMERICAN CRAB APPLE. (M. coronaria.) 

 b Cultivated species, planted for its flowers 



DWARF CRAB. (M. toringo.*) 



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