114 ERICACEAE 



tered firm subsessile leaves; 1 or few saucer-shaped polypetal- 

 ous pale flowers on a terminal stalk, rather large for the size 

 of the plant ; and depressed 5-lobed capsules. 

 Leaves oblanceolate, green. (Prince's pine). C. umbellata. 

 Leaves ovate or broadly lanceolate, white-veined. C. maculata. 



MONESES. One-flowered Shin-leaf. 



Small perennial low evergreen with several small crenate 

 wing-petioled leaves clustered at end of short erect herbaceous 

 stems; perfect white or rosy open polypetalous flowers solitary 

 on a terminal scape; and subglobose-depressed many-seeded 

 capsules. 

 Leaves round-ovate or obovate, cuneate. M. uniflora. 



PYROLA. Shin-leaf. 



Evergreen perennial herbs with mostly several clustered 

 long-stalked nearly entire almost basal leaves; relatively large 

 whitish polypetalous perfect open flowers in a long-stalked ra- 

 ceme; and depressed small many-seeded capsules dehiscing 

 from the base. 



1. Leaves distributed on the stem, small. P. secunda. 

 Leaves essentially basal. 2. 



2. Often broader than long. 3. 



Mostly longer than broad, dull. P. elliptica. 



3. Small (2-3 cm.) : flowers greenish. P. chlorantha. 

 Larger (4 cm.), or glossy. 4. 



4. Flowers rosy. P. asarifolia. 

 Flowers white. P. americana. 



Family ERICACEAE. Heath Family. 



A large family, chiefly shrubs, producing the blueberries, 

 huckleberries and cranberries 1 of the market and the "brier- 

 wood" (bois de bruyere) of which tobacco pipes are made. 

 The Cape heaths and Ghent azaleas are among the most popular 

 of winter-blooming woody plants handled by florists; and the 

 rhododendrons are among the most showy open-air shrubs. 



