638 ERICACEAE (HEATH FAMILY) 



* Leaves thick and evergreen, somewhat serrate, not resinous-dotted. 



1. G. brachycera (Michx.) Gray. (Box H.) Very smooth, 2-4 dm. high ; 

 leaves oval, -finely crenate-toothed ; racemes short and nearly sessile ; pedicels 

 very short; corolla cylindrical-bell-shaped. Wooded hills, Perry Co., Pa., to 

 Del. and Va. May. Leaves resembling those of the Box. 



* * Leaves deciduous, entire, sprinkled more or less with resinous or waxy atoms. 



2. G. dum&sa (Andr.) T. & G. (DWARF H.) Somewhat hairy and glan- 

 dular, low, 2-15 dm. high, from a creeping base, bushy; leaves obovate-oblong, 

 mucronate, green both sides, rather thick and shining when old ; racemes elon- 

 gated ; bracts leaf-like, oval, persistent, as long as the pedicels ; ovary bristly or 

 glandular; corolla bell-shaped; fruit black. Sandy swamps, Nfd. to Fla. and 

 La., mostly on the coastal plain. June. 



Var. hirtSlla (Ait. f.) Gray. Young branchlets, racemes, and often the 

 leaves bristly-hairy. Va. to Fla., etc. 



3. G. frondbsa (L.) T. & G. (BLUE TANGLE, DANGLEBERRY.) Slender, 

 5-1.5 dm. high ; branches smooth, divergent; leaves obovate-oblong, blunt, pale, 

 finely pubescent and glaucous beneath, in maturity 2.5-6.5 cm. long, 1.5-3 cm. 

 broad ; racemes slender, loose ; bracts oblong or linear, deciduous, shorter than 

 the slender drooping pedicels; corolla globular-bell-shaped ; fruit dark blue with 

 a white bloom, sweet and edible. Low copses, coast of N. H. to O. and La. 

 May, June. 



4. G. ursina (M. A. Curtis) T. & G. (BEAR H.) Similar; branches smooth 

 or slightly hairy ; leaves green both sides, thin, oblong to lance-obovate, acumi- 

 nate, in maturity 5-12 cm. long, 2-4.5 cm. broad ; fruit reddish, becoming 

 black, insipid. Woods, Ky. to N. C. and Ga. May, June. 



5. G. baccata (Wang.) C. Koch. (BLACK H.) Much branched, rigid, 

 slightly pubescent when young, 0.3-1 m. high ; leaves oval, oblong-ovate, or 

 oblong, thickly clothed and at first clammy, as well as the flowers, with shining 

 resinous globules ; racemes short, clustered, one-sided; pedicels about the length 

 of the flowers ; bracts and bractlets reddish ; corolla ovoid-conical, or at length 

 cylindrical with an open mouth ; fruit black, without bloom, pleasant. (G. 

 resinosa T. & G.) Rocky woodlands and swamps, Nfd. to Man., s. to e. la., 

 Wise., Mich., 111., and Ga. May, June. Forma GLAUCOCARPA (Robinson) Mac- 

 kenzie. (BLUE H.) Fruit blue, with a bloom, generally larger and juicier. 

 Me. to N. C. Forma LEUCOCARPA (Porter) Fernald. (WHITE H.) Berries 

 white to pinkish, somewhat translucent. Local, but occasionally abundant and 

 fruitful. 



27. VACCINIUM L. BLUEBERRY. CRANBERRY 



Corolla various in shape ; the limb 4-5-cleft, re volute. Stamens 8 or 10 ; 

 anthers sometimes 2-awned on the back ; the cells opening by a hole at the 

 apex. Berry 4-5-celled, many-seeded, or sometimes 8-10-celled by a false 

 partition stretching from the back of each cell to the placenta. Shrubs with 

 solitary, clustered, or racemed flowers, in spring or early summer ; the corolla 

 white or reddish. (Ancient Latin name, of obscure derivation.) 



1. BATODENDRON (Nutt.) Gray. Corolla open-campanulate, 5-lobed ; an- 

 thers with long tubes, and 2-awned on the back; berry spuriously W-celled; 

 leaves deciduous but firm; flowers solitary or in leafy-bracted racemes, 

 slender-pediceled. 



* Flowers articulated with the pedicel ; anthers included. 



1. V. arbbreum Marsh. (FARKLEBERRY.) Tall (2-9 m. high), smoothish ; 

 leaves obovate to oblong, entire or denticulate, mucronate, bright green, shining 

 above, at the South evergreen ; corolla white ; berries black, globose, small, 

 many-seeded. (Batodendron Nutt. ; B. andrachneforme Small.) Sandy soil, 

 s. 111. to Tex., Fla., and N. C. 



