VA CCINIA CEAE. 7 1 1 



branches. Leaves usually mucronulate, finely reticulate-veined beneath, 2.5-0.5 

 cm. long, 12-30 mm. wide; flowers several or few in the clusters which are some- 

 times racemose on naked branches; corolla oblong-cylindric, somewhat constricted 

 at the throat, pink, 4-6 mm. long, 3-4 mm. thick; berry with a bloom, sweet. In 

 dry soil, Me. -and N. H. to Ont., Mich., N. Car. and Mo. May-June. 



12. Vaccinium paliidum Ait. PALE OR MOUNTAIN BLUEBERRY. (T. F. f. 

 2794.) A shrub, 6-24 dm. high, with glabrous green warty twigs. Leaves oval, 

 ovate or oblong, acute or acuminate, short-petioled, light green above, sometimes 

 pubescent on the veins beneath, 2.5-7.5 cm. long; flowers about equalling their slen- 

 der pedicels; corolla oblong-c>liudric to urceolate, slightly constricted at the throat, 

 greenish-pink, 4-5 mm. long, 3-4 mm. thick; berry delicious. In woods, moun- 

 tains of Va. to S. Car. May-June. 



6. CHIOGENES Salisb. 



Creeping evergreen shrubs, with alternate 2-ranked oval or ovate small leaves, 

 and solitary axillary small white flowers, on short recurved peduncles. Calyx- 

 tube 2-bracted at the base, its limb 4-cleft. Corolla short-campanulate, 4-cleft, 

 its lobes rounded. Stamens 8, included ; filaments short, nearly orbicular, 

 roughish; anthers not awned nor prolonged into tubes, each sac 2-cuspidate at 

 the apex and opening by a slit down to the middle. Ovary 4-celled, surmounted 

 by the 8 lobed disk; style short. Berry snow-white, many-seeded, rather mealy. 

 [Greek, snow-born, in allusion to the berries.] A monotypic genus. 



i. Chiogenes hispidula (L.)T. & G. CREEPING SNOWBERRY. (I. F. f. 2798.) 

 Branches strigose-pubescent, slender, 1-3 dm, long. Leaves coriaceous, short- 

 petioled, acute, dark green, glabrous above, entire, with appressed stiff brownish 

 hairs beneath and on the revolute margins, 4-10 mm. long; flowers about \ mm. 

 long; berry aromatic, usually minutely bristly, crowned by the 4 calyx-teeth, be- 

 coming almost wholly inferior, about 6 mm. in diameter. In cold wet woods and 

 bogs, Newf. to Br. Col., N. Car. and Mich. May-June. 



7. OXYCOCCUS Hill. 



Glabrous, or slightly pubescent shrubs, with alternate nearly sessile leaves, 

 and pendulous or cernuous, slencer-peduncled red or pink flower.. Calyx-tube 

 nearly hemispheric, adnate to the ovary, the limb 4-5 -cleft, persistent. Corolla 

 long-conic in the bud, 4-5 -divided into separate or nearly separate petals, these 

 narrow and revolute. Stamens 8 or 10, the filaments distinct^ anthers connivent 

 into a cone, long-exserted when the flower is expanded, upwardly prolonged into 

 hollow tubes dehiscent by a pore at the apex. Ovary 4-5 -celled; style slender or 

 filiform. Fruit a many -seeded juicy red berry. [Greek, sour berry.] Four species, 

 natives of the northern hemisphere. 



Trailing bog shrubs; leaves evergreen, entire; flowers 1-6 from terminal buds. 



Leaves ovate, acute, 4-8 mm. long ; berry globose. i. O. Oxycoccus* 



Leaves oval or oblong, obtuse, 6-14 mm. long ; berry ovoid or oblong. 



2. O. macrocarpus. 

 Erect mountain shrub ; leaves deciduous, serrulate^ flowers solitary, axillary. 



3. O. erythrocarpus. 



1. Oxycoccus Oxycoccus (L.) MacM. SMALL OR EUROPEAN CRANBERRY. 

 (I. F. f. 2799.) Stems 1.5-4.5 dm. long. Branches ascending or erect, 2.5-15 

 cm. high; leaves thick, rounded or cordate at the base, dark green above, white 

 beneath, 2-4 mm. wide, the margins revolute; flowers mostly umbellate, rarely 

 racemose, from terminal scaly buds, on erect filiform pedicels; corolla pink, about 

 8 mm. broad; filaments puberulent. about half the length of the anthers; berry 

 5-io mm. in diameter, acid. In cold bogs, Lab. to Alaska, N. J., Mich, and Br. 

 Col. Also in Europe and Asia. May-July. 



2. Oxycoccus macrocarpus (Ait.) Pers. LARGE OR AMERICAN CRANBERRY. 

 (I. F. f. 2800.) Similar to the preceding, but larger, the branches often 2 dm. 

 long. Leaves 2-6 mm. wide, white or pale beneath, the margins revolute; flowers 

 several, in somewhat racemose clusters, nodding on erect pedicels; corolla light 

 pink, 8-10 mm. broad; filaments puberulent; berry acid, 8-18 mm. long. In 

 bogs, Newf. to the N. W. Terr., N. Car., W. Va., Mich, and Minn. June- Aug. 



