ERICACE^ 103 



**** Cranberries — Very slender trailing shrubs; corolla 4-parted; berries 

 sour. 



6. V. oxyc&ccos, L. Small Cranbekry. 



Stems very slender, trailing, with slender erect branches; leaves ever- 

 green, oblong or ovate, small, with revolute margins, and whitened beneath ; 

 corolja pink; flowers in terminal fascicles; berry globose, sour, brown-spotted, 

 especially when young. Sphagnum bogs, N. Man.-Alta. 



7. V. macrocarpon. Ait. Large Cranberry. 



Stems somewhat stouter than the preceding; leaves larger and scarcely 

 revolute; flowers in lateral clusters; berry large, turning deep red, at least on 

 one side. Bogs, northward. 



3. MONfiSES. , 



Calyx 4 or 5-parted, persistent; petals 4 or 5, spreading; stamens 

 8-10; ovary 4r-5-eelled; style straight; stigma4or 5-lobed; capsule 

 many-seeded. Low, perennial, somewhat woody herbs, decumbent 

 at the base, with evergreen leaves, and solitary drooping pink or 

 white flowers. 

 1. M. uniflSra, (L.) Gray. 



Scape with 2 bracts; flower waxy white or rose, fragrant. Cold woods; 

 N. Man.-Alta. 



4. ARCTOSTAPHYLOS. Beaeberry. 



Calyx 4 or 5-parted, persistent; corolla 4 or 5-lobed, recurved; 

 stamens 8 or 10, included; ovary 4-10-celIed; style slender; fruit 

 a drupe with 4-10 hard nutlets cohering to form a sort of stone. 

 Shrubs with alternate leaves and nodding pink or white flowers 

 in terminal racemes. 



1. A. Uva-firsi, (L.) Spreng. Bearberry. 



Prostrate; leaves evergreen, thick, obovate, entire, smooth and shiny; 

 fruit red, inedible. Sandy hills, Man.-Alta. 



2. A. alpina, (L.) Spreng. Alpine Beaeberry. 



Low; leaves deciduous, wrinkled, prominently veined, obovate; fruit 

 black, edible. Alpine in habit. Rocky Mts. 



5. KALMIA. American Laurel. 



Sepals 5 ; lobes of the corolla 5 ; filaments long, and anthers often 

 imbedded in depressions in the corolla ; capsule 5-celled, many- 

 seeded. Evergreen shrubs with opposite leaves and showy flowers. 



1. E. polifolia, Wang. 



A straggling bush 1-2 ft. high, with large, rose-purple flowers in loose 

 terminal corymbs. Cold bogs, E. Man. and northward. 



