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629. C. aparinoides, Ph. Marsh Bellflower. 
Wet prairies and meadows; common. June — August 
A large flowered form, with the corolla about 8 lines in length, is 
occasionally found in the Calumet Region. 
f~630. C. americana, L, Tall Bellflower. 
Moist open woods and wet shaded banks ; frequent south, infrequent 
or rare elsewhere. July — August. 
A branching form, 5 to 7 feet tall, has been occasionally noted in the 
rich open woods near Riverside. 
ERICACEAE. 
GAYLUSSACIA, H. B. K. 
681. G. resinosa, T. & G. Common Black Huckleberry. 
In sandy soil; infrequent, more common south. May — July. 
Near the lake shore, both north and south. Evanston. Rose Hill. 
Vicinity of Glencoe, Babcock. 
Near Pine Station, Ind., two forms occur: 
(a) Stem much branched, rigid, glabrous; leaves oval to rather 
broadly lanceolate, obtuse; racemes with from 4 to 8 flowers; 
corolla, less than 4 lines long; fruit black, rarely whitish; 
flowers in May or early June. The typical form. 
(b) Stem but little branched, 2 feet high, pubescent, somewhat in 
lines; leaves oval, oblong, slightly resinous, mucronulate; 
racemes 6 flowered; corolla about 4 to 5 lines long; fruit blue- 
black; flowers in June; rare. 
VACCINIUM, L. 
632. V. pennsylvanicum, Lam. Dwarf or Low Blueberry. Huckle- 
berry. 
Sandy soil in open woods and on hillsides; infrequent from Hyde 
Park southward. April — June. 
A second set of flowers is often produced in September. 
The following forms grow at Hammond, Ind., Bill: 
(a) Leaves glaucous; fruit black, without bloom; somewhat de- 
pressed globular; usually taller than the type! 
(b) 8 to 15 inches high; leaves of a larger form, glaucous; flowers 
tinged with red. 
(c) 8 to 15 inches high; leaves glaucous, narrow; flowers as in b. 
( d ) 8 to 15 inches high; leaves green, generally broader; flowers 
white ! 
(e) 4 to 8 inches high; leaves green, narrow; flowers white! 
(/) 4 to 8 inches high ; leaves glaucous ; flowers nearly white. 
