20 C. K. DoDCiK 



Populus trcmnloidcs Michx. Common I'oplar, American Aspen, Quiver- 

 leaf. — Dry or damp open ground near Huron Mountain Clul). Frec|uent 

 throughout but not noted as abundant anywhere. 



Populus grandidcutata Michx. Large-toothed Poplar, Large-toothed 

 Aspen. — Bordering hardwoods near Huron Mountain Club. Plentiful 

 throughout. 



Populus halsauiifcra L. Balsam Poplar. — Occasional along the sandy 

 beach of Lake Superior near Huron Mountain Club. Frecpent throughout. 



Populus deltoides Marsh. Cotton-wood. — Not native in Marquette 

 County but a form of it is known as the Large-leaved Poplar or Carolina 

 Poplar, often set out as a street tree in cities and villages. 



Populus nigra italica Du Roi. {P. italica Moench.). Lombardy Poplar. — 

 Occasionally set out in cities and villages as a street tree and often spread- 

 ing by root. Introduced from Europe. 



MVRIC.\CEAE 



Myrica Gale L. vSweet Gale. — A shrub from three to five feet high in 

 damp open ground along streams but mostly bordering the small lakes near 

 Huron Mountain Club. Abundant throughout. 



Myrica asplcnifolia L. (Comptonia pcrcgrina L., Coulter). Sweet Fern. 

 — A shrub one to three feet high growing in dry sandy mostly open ground 

 near Huron Mountain Club. Frequent, often abundant throughout. 



BETUIvACEAE 



Corylus rostrata Ait. Beaked Hazelnut. — Rich open or partially shaded 

 ground about Marquette and Big Bay. Plentiful throughout. 



Ostrya virginiana (Mill.) K. Koch. Ironwood. — 'In hardwoods near 

 Huron Mountain Club. Plentiful throughout. 



Betnla lutca Michx. f. Yellow Birch. — One of the principal trees in 

 the extensive hardwood forests of the county. Lumbermen, woodsmen and 

 land cruisers call the small trees with smooth bark yellow birch, the large 

 ones with rough bark and red hard wood, red birch or cherry birch, the lat- 

 ter being much more valuable. 



Betnla alba papynfcra (Marsh.) Spach. [B. papyrifcra Marsh.). Canoe 

 Birch, White Birch. — With other trees near Huron Mountain Club. Fre- 

 quent throughout. 



Betnla pumila glandulifcra Regel. {B. glaiidulifera Regel, Butler). 

 Glandular Low Birch. — Borders of tamarack-black spruce swamjis near Hu- 

 ron Mountain Club. Frequent throughout. 



Alnus crispa (Ait.) Pursh. Green Alder, Mountain Alder. — Borders of 

 Rush Lake near Huron Mountain Club. Probably frequent throughout. 

 This and the following species are much alike in general appearance. 



Alnns mollis Fernald. Downy Green Alder. — Bordering woods near 

 Huron Mountain Club, and near lighthouse at Marquette. Probably fre- 

 quent throughout. 



Alnns incana (L.) Moench. Speckled Alder.— Swamps and borders of 

 streams near Huron Mountain Club. Common throughout. 



