SHORE OF LAKE HURON 59 



Pyrola asarifolia incarnata (Fisch.) Fernald. Purple-flowered winter- 

 green. In shaded wet and boggy places from Alpena to St. Ignace and 

 on Mackinac Island. Plentiful. 



Monotropa uniflora L. Indian pipe. In rich shaded ground at St. 

 Ignace and on Mackinac Island. Probably frequent throughout, but 

 overlooked. 



Ledum groenlandicum Oeder. Labrador tea. In open or shaded boggy 

 ground from Bay County to St. Ignace. Plentiful. One of the dominant 

 bog shrubs of the region. 



Kalmia angustifolia L. Sheep laurel. Noticed from Arenac County 

 to Alpena. Very abundant in spots on flat and clamp open ground above 

 Au Ores and about Oscoda. Said to be a winter food for deer. 



Kalmia polifolia Wang. Pale laurel. Open boggy ground from Bay 

 County to St. Ignace, Mackinac County. Plentiful. 



Andromeda glaucophylla Link. Bog rosemary. In bogs and very wet 

 places from Bay County to St. Ignace, Mackinac County. Common. 

 One of the dominant bog shrubs of the region. 



Chamaedaphne calyculata (L.) Moench. Leather leaf. In open bogs 

 from Bay County to St. Ignace, Mackinac County. Common and often 

 abundant. One of the dominant bog shrubs of the region. 



Epigaea repens L. Trailing arbutus. Occasional in sandy shade* 1 

 ground. Often among pines, from Bay County to St. Ignace and on 

 Mackinac Island, Mackinac County. Frequent. Seldom plentiful. 



Gaultheria procumbens L. Wintergreen. Dry open or shaded ground, 

 and sometimes in sphagnum swamps from Bay County to Mackinac 

 Island, Mackinac County. Abundant. 



Arctostaphylos uva-nrsi (L.) Spreng. Bearberry. In open sandy 

 ground from Arenac County to St. Ignace, Mackinac Count}-. Plentiful. 



Chiogenes hispidula (L.) T. & G. Creeping snowberry. Wet shaded 

 swampy places and in tamarack swamps. Frequent. 



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

 sandy open or shaded ground, sometimes in swamps from Bay Count}' 

 to St. Ignace, Mackinac County. Common. Frequent on jack pine 

 plains. Noticed on sand dunes near Mackinaw City in great abundance 

 loaded with plump juicy fruit, September 23, 1913. 



Gaylussacia baccata forma glaucocarpa (Robinson) Mackenzie. Blm- 

 huckleberry. Sandy ground and near sandy beaches of Lake Huron 

 from Bay County to Mackinaw City, Cheboygan County. Frequent. 



Gaylussacia baccata forma leucocarpa (Porter) Fernald. White 

 huckleberry. Covering sand dunes near Mackinaw City on September 

 23, 1913. White fruit abundant and juicy. This and the preceding- 

 species were growing together. 



V actinium pennsylvanicum Lam. Low sweet blueberry. Common 



