368 LXXVIII. ERICACEAE. VACCINIUM. 



Conspectus of ihe Genera. 



(. Cor. urceolate. Erect undershrubs, . Vaccinium. 1 



< t segments reflexed. Oxycoccus. 2 

 Ovary adherent to the Calyx tube. ( Cor. deeply 4-cleft, \ segments spreading. Chiogenes. 



f Berry the matured, fleshy calyx. Seeds 00. . Gauttheria. 7 



1 Drupe the matured ovary, 5-seeded. . . . ArctostaphylusA 



( opening betw. cells(septicidal, 115, 1,2). Menziesia. 6 



4 Sta. 10. Andromeda. 5 



Capsule ( op'ng into the cells (loculicidal). \ Sta. 8. Erica. 16 



( anthers free. Prostrate undershrub. Epigcca. 9 



SUBORDER 1. VACCINEJE. 



Ovary adherent to the tube of the calyx, becoming a berry or drupe- 

 like fruit. Shrubs with scattered leaves. 



1. VACCINIUM. 



Calyx superior, 5-toothed ; corolla urceolate, campanulate or cyl- 

 indric, limb 4 5-cleft, reflexed ; stamens twice as many as the lobes 

 of the corolla, generally included ; anthers with 2 awns on the back, 

 or awnless ; style erect, longer than the stamens ; berry invested with 

 the calyx, 4 or 5 (rarely 10)-celled, cells many-seeded. Shrubs or 

 undershrubs with scattered Ivs. Pis. solitary or racemose, white or red- 

 dish. Fr. generally eatable. 



^ Flowers racemose. Corolla urceolatc, ovoid or oblong-cylindric. 



1. V. RESINOSUM. Ait. Black Whortleberry or Huckleberry. 



Branches cinerous-brown, villose when young ; Ivs. oblong-ovate or ob- 

 long-lanceolate, rather obtuse, entire, petiolate, with resinous dots beneath ; roc. 

 lateral, secund ; pedicels short, subbracteolate ; cor. ovoid-conic, at length sub- 

 campanulate, 5-angled ; berries black. This common shrub of our woods and 

 pastures is about 2f high, very branching. Leaves 1 2' long, | as wide, rare- 

 ly acute, shining beneath with resinous patches and spots. Petioles 1" in 

 length. Flowers in lateral, dense, corymbose clusters, small, drooping. Corol- 

 las contracted at the mouth, greenish or yellowish-purple, longer than the sta- 

 mens but shorter than the style. Berries black, globose, sweet and eatable, ripe 

 in August. May. 



/3. Lvs. and berries covered with a glaucous bloom. 



y. Lvs. larger ; pedicels longer than the corolla. 



2. V. CORYMBOSUM. (V. fuscatum. Ait.} Blue Bilberry. High Wimilc- 

 berry. Flowering branches nearly leafless ; hs. oblong-oval, acute at each 



end, mucronate, subentire, pubescent when young; roc. short, sessile; cor. 

 ovoid-cylindrical. A tall shrub, 4 8f high, growing in shady swamps and by 

 mud ponds. Branches few, the young ones green or purplish. Leaves smooth 

 on both sides except a slight pubescence on the veins beneath, tipped with a 

 glandular point, formed by the prolonged midvein. Flowers numerous, nod- 

 ding, generally appearing in advance of the leaves. Pedicels shorter than the 

 corollas, with colored scales or bracts at base. Corolla large for the genus, pur- 

 plish-white, slightly contracted at the mouth. Stamens included. Style often 

 exserted. Berries large, black, often with a tinge of purple, subacid. Jn. 



j3. 1 (V. dismorphum. Michx.} Fls. and/;-, much smaller; cat. very obtuse ; 

 sty. exserted; berries black. Grows with the other; frequent! 



