AMELANCHIER— ARONIA 153 



racemes, small, petals obovate or short-oblong 7-10 mm. long; fruit about 

 5-6 mm. in diameter, red or purple, juicy : oblongifolia, with oblong 

 leaves. 



Common on edges of river bluffs, rocky uplands etc. throughout the 

 state. Distributed from New Brunswick to Virginia, Missouri and Minn. 

 Flowers early, from April 15 to May 15, fruit ripe in June and July. 



Amelanchier spicata (Linne) C. Koch 

 Amelanchier rotundifolia Roemer 1847 

 Amelanchier alnifolia of some Authors 



A shrub 1-3 meters (3-10 ft.) high; bark smooth; buds 6-7 mm. long, 

 scales brown, imbricated, pilose or smooth ; leaves oval or orbicular, coarse- 

 ly dentate towards the end or sometimes nearly to the base, veins numerous 

 and straight, while young the lower surface at least covered with a dense 

 yellowish white tomentum, becoming glabrous with age, 3-8 cm. long, 

 2.3-5.5 cm. wide; flowers in short racemes, rather dense, white, petals 

 6-12 mm. long; fruit dark purple, 6-8 mm. in diameter : spicata, in a 

 spike, referring to the short dense racemes. 



Woods, thickets, and banks of streams, infrequent throughout the state. 

 Distributed from eastern Quebec to central Manitoba, south to central 

 Mass., westward as far as Minn. Flowers from May 20 to June 25, fruit 

 ripe in August and September. 



Amelanchier oligocarpa (Michaux) Roemer 1847 



A shrub 1-3 meters (3-19 ft.) high, with smooth bark; leaves narrowly 

 oblong or oval, usually acute at the base, finely serrate, early glabrate or 

 nearly so, 3-5 cm. long; flowers solitary and terminal or in terminal 2-4- 

 flowered racemes, petals obovate or oblanceolate, 6-8 mm. long; fruit 

 pear-shaped or sub-globose, 6-8 mm. long, dark purple with dense bloom : 

 oligocarpa, of few fruits. 



In cold swamps and wet rocky places, northern and northeastern part 

 of the state. Distributed from Labrador to New England, westward to 

 Minn. Blossoms in May, fruits in Autumn. 



Aronia P e r s o o n 1807 Chokeberry 

 (L. aronia, formed from aria, the beam-tree) 



Low shrubs, with alternate simple finely serrate leaves; flowers small, 

 white or pink, in terminal, compound cymes; calyx 5-lobed, urn-shaped; 



