144 BOTANY OF MICHIGAN 



SALICACEAE. Willow Family 



Salix lucida Muhl. Shining willow. Damp open ground throughout. 

 Common. 



Salix lucida intonsa Fernald. Bearded shining willow. Damp open 

 ground at Eckerman. Apparently infrequent. 



Salix alba L. White willow. Occasionally planted but not noticed 

 as an escape* 



Salix longifolia Muhl. Sand bar willow. Along small streams and in 

 sandy ground. Frequent. 



Salix glaucophylla Bebb. Broad-leaved willow. Sandy open ground 

 on or near sandy beach of Lake Superior. Frequent. 



Salix balsamifera Barratt. Balsam willow. Wet bushy places and 

 borders of tamarack-black spruce swamps at Vermilion and Emerson. 

 Plentiful. 



Salix syrticola Fernald. Furry willow. In sandy ground near and on 

 the beach of Lake Superior. Frequent. 



Salix pedicellaris Pursh. Bog willow. Open wet and boggy places 

 throughout. Common. 



Salix discolor Muhl. Glaucous willow. Damp open ground and along 

 streams. Common. 



Salix petiolaris Sm. Slender willow. Damp open ground and often 

 in damp sand. Abundant throughout. 



Salix humilis Marsh. Prairie willow. Dry open ground on sand 

 dunes and lumbered over and burned over sand ridges. Plentiful. 



Salix rostrata Richards. Beaked willow. Usually on dryish open 

 ground throughout. Plentiful. 



Scdix Candida Flugge. Sage willow. Open wet and boggy places 

 throughout. Common. 



Populus alba L. White poplar. Occasionally planted but not noticed 

 as spreading. 



Populus tremuloidcs Michx. American aspen. Noticed in this region 

 only in dry or sandy ground. Scarce at Eckerman, Emerson, Shell- 

 drake, Whitefish Point and Vermilion. Seldom abundant anywhere in 

 the county. 



Populus grandideviata Michx. Large-toothed aspen. Throughout 

 the county but nowmere very common. 



Popidus balsamifera L. Balsam poplar. Throughout the county, 

 trees often large. Plentiful. 



Populus deltoides Marsh. Large-leaved poplar. Carolina poplar. A 

 form of this species, planted at Sault Ste. Marie, but not noticed as 

 spreading. 



