290 ERICACE^. (lIEATII FAMILY.) 



» ♦ Stem uprifjht and leaves deciduous, as in common Bluberries: flowers axillary 

 and solitary: corolla dcejily 4-clifl: berries turning purple, insipid. 



3. V. erythroearpon, Mkhx. Smooth, divergently braiulicd {l°-4° 

 high); icavcsi ol)loiii;-l;uicLolate, tiipcr-poiuted, bristly serrate, thin. — Wood',id 

 hills; iiiountiiiiis of N'iryiuia aud southward. July. 



§ 2. VITIS-ID.EA, Tourn. Ovary 4 - 5-celled : corolla bell-shnped, 4-5-hhfd: 

 anthers 8-10, awnless: fllaments huiri/ : flotvers in short and bructcd nodding 

 racemes : leaves evergreen : beiries red or purple. 



4. V. Vitis-Idsea, L. (Cowbeuky.) Low (6'- lO' high); branches erect 

 from tufted creeping stems ; leaves obovate, with revolute margins, dark green, 

 smooth and shining above, dotted with blackish bristly points underneath ; co- 

 rolla bell-shaped, 4-clcft. — Higher mountains of New England, also on the 

 coast of Maine, and at Danvers, Massachusetts (Oakes), and northward. June. 

 — Berries dark red, acid aud rather bitter, mealy, barely edible. (Eu.) 



§3. PICKOCOCCUS, Nutt. Ovary more or less \0-celled by false part illona: ber- 

 ries greenisJi, hardly edible, ripening Jew seeds : corolla open-btll-shaped, b-lol>ed: 

 anthers 10, extended into very long much exserled tubes, 2-uwnedon the hick: flow- 

 ers on slender pedicels, singly in the axils of the upper leaves or Itaf-Uke bracts, 

 fl)rming leafy racemes, not articulated : leaves thin, deciduous. 



5. V. stamineum, L. (DeeritErry. Squaw Huckleberry.) Dif- 

 fusely branched (2° -3° high), somewhat pubescent; leaves ovate or oval, pale, 

 glaucous or whitish underneath ; corolla greenish-white or purplish ; berries 

 globular or pear-shaped, large, greenish, mawkish. — Dry woods, Maine to 

 Michigan and southward, mainly eastward. May, June. 



§4. BATODENDRON, Nutt. Ovary more or less \0-celled by false partitions: 

 berries black : corolla short-hell-shapcd, 5-lootltcd : anthers 1 0, included, conspicu- 

 ously 2awned on the back, and extended into slender tubes : fllaments hairy : flow- 

 ers on slender pedicels singly in the arils of coriaceous shining leaves, or racemed 

 at the end of the branches, articulated just btlow the ovary! 



6. V. arbbreum, Marshall. (Farkle-berry.) Tall (8°-15° high), 

 smoothish ; leaves oval or obovate, entire or denticulate, mucronate, bright 

 green and shining above, at the South evergreen ; corolla white; berries mealy, 

 insipid, ripening late. — Dry ground, Makanda, S. Illinois {Dr. Vasey), proba- 

 bly also in Virginia, and southward. June. 



§ 5. EU VACCf NIUM. Ovary 4 - b-celled, with no trace of false partitions : corolla 

 urn-shaped or globidar, 4-5-toothed: anthers 2-awned on the back: fllaimnts 

 smooth : flowers axillary, solitary, or 2 or S together : berries blue or black, edible: 

 * northern or alpine plants, with deciduous leaves. 



* Parts (f the flower nms/li/ in fours: stamens 8. 



7. v. uliginbsum, L. (Bog Bilberry.) Low and sjircading (4' -18' 

 high), tufted ; leaves entire, dull, obovate or oblong, pale and slightly ])ubesccnt 

 underneath; flowers single or 2-3 together from a scaly bud, almost sessile; 

 corolla short, nrn-shai)ed ; berries black with a bloom, sweet. —Alpine tops of 

 the high moinitains of New England aud New York, shore of Lake Superior, 

 and northward. (Eu.) 



