SCHOOLCRAFT COUNTY AND VICINITY 107 



Poison ivy. In woods, dry sandy ground and on sandy beaches. Often 

 plentiful. This shrub often becomes a vine and tree climber, when some 

 authors give it the name of Rhus toxicodendron radicans (L.) Torr., 

 climbing poison ivj^. 



AQUIFOLIACEAE. Holly Family 



Ilex verticillata (L.) Gray. Black alder. Winterberry. In low open 

 or partially shaded ground. Common. 



Nemopanthes mucronata (L.) Trel. Mountain holly. In damp woods 

 and swamp j r ground throughout. Often abundant. Known in Luce 

 Countv as " buck-bush " or "buck-brush" from the fact that deer 

 brouse it. 



CELASTRACEAE. Staff Tree Family 



Celastrus scandens L. Known as "bittersweet" in Michigan and 

 western Ontario. Usually a vine climbing trees. Noticed west of 

 Manistique and along the Manistique River at Germfask. Apparently 

 infrequent. Cornell. 



ACERACEAE. Maple Family 



Acer pennsylvanicum L. Striped maple. On borders of, and in, rich 

 woods throughout. Plentiful. 



Acer spicatum Lam. Mountain maple. On borders of, and in, rich 

 woods. Often abundant. A shrub or small tree. It is said deer brouse 

 the tree heavily and strip off its bark and that elk formerly did the same. 



Acer saccharum Marsh. Sugar maple. One of the three principal 

 and dominant trees of the hardwoods. Abundant throughout. 



Acer saccharinum L. Silver maple. Planted occasionally, but ap- 

 parently not spreading. 



Acer rubrum L. Red maple. Rich woods with other trees, where it 

 is a fair sized tree, also common on drj- sandy ground and even covering 

 sand dunes, when it is small and scraggy. Reported that deer greedily 

 brouse and peel the bark from the tree. 



Acer negundo L. Box elder. Occasionally planted, but apparently 

 not spreading. 



BALSAMINACEAE. Touch-me-not Family 



Impatiens biflora Walt. Spotted touch-me-not. Damp open or 

 shaded ground. Abundant throughout. 



RHAMNACEAE. Buckthorn Family 



Rhamnus alnifolia L'Her. Alder-leaved buckthorn. Wet open or 

 shaded ground throughout. 



