112 BOTANY OF MICHIGAN 



Moneses uniflora (L.) Gray. One-flowered pyrola. Damp rich woods 

 near Floodwood. Apparently infrequent. Perhaps overlooked. 



Pyrola secunda L. One-sided wintergreen. Plentiful in rich woods 

 throughout. 



Pyrola elliptica Nutt. Shin-leaf. Dryish woods. Apparently infre- 

 quent. Cornell. 



Pyrola asarifolia Miehx. Liver-leaf wintergreen. Damp open woods 

 and swampy places. Plentiful. 



Pyrola asarifolia incarnata (Fisch.) Fernald. (P. uliginosa Torr.). 

 Bog wintergreen. In damp woods and boggy places. Frequent. 



Monotropa uniflora L. Indian pipe. Rich dryish or damp open woods. 

 Often plentiful. Cornell. 



Pterosperaandromedea'Nuii. Pine drops. Among pines. Apparently 

 rare. Cornell. 



Ledum groenlandicum Oeder. Labrador tea. Bogs throughout. One 

 of the dominant bog shrubs. 



Kalmia polifolia Wang. Pale laurel. Open bogs. Often plentiful. 

 Cornell. 



Andromeda glaucopJtyUa Link. Bog rosemary. In open bogs and one 

 of the dominant bog shrubs. 



Chamaedaphne calyculata (L.) Moench. Leather-leaf. Common and 

 often abundant in open bogs throughout. 



Epigaea repens L. Trailing arbutus. Mayflower. Open or shaded 

 drjr sand}' ground. Common throughout. 



Gaultheria procumbens L. Wintergreen. Dry open or shaded sandy 

 ground or even in sphagnum of tamarack-black spruce swamps. Very 

 abundant throughout. 



Arctostaphylos uva-ursi (L.) Spreng. (Uva-ursi uva-ursi (L.) Britton). 

 Red bearberry. Open or partially shaded dry sandy ground, especially 

 near shores and even on sand dunes, where it acts as an efficient sand 

 binder. 



Chiogenes hispidula (L.) T. & G. Creeping snowberry. Bogs especially 

 on borders of, and in, tamarack-black spruce swamps. Often abundant. 



Gaylussacia baccata (Wang.) C. Koch. Black huckleberry. Usually 

 in dry open or shaded ground, but sometimes in swamps. Common. 



Vaccinium pennsylvanicum Lam. (V. angustifolium Ait.). Low 

 sweet blueberry. L T sually in dry open sandy ground and very abundant 

 throughout. 



Vr ccinium pennsylvanicum nigrum Wood. (V. nigrum (Wood) Brit- 

 ton). Low black blueberry. Frequent, growing in patches with the 

 preceding. Berries very black, otherwise much like the preceding in 

 general appearance. 



Vaccinium canadense Kalm. Sour-top. Canada blueberry. Mostly 

 en dry open sandy ground, but occasionally found in bogs and swamps. 



