HARDY VINES 237 



Summer and River bank grapes, V. bicolor,* and V. vulpina* 



(riparia). 

 The common wild grapes. 



Ivy, Hedera Helix. 



The European ivy does not endure the bright sun of our winter. On 

 the north side of a building it often does well. The best of vines for 

 covering buildings where it succeeds. Hardy in middle states 



Greenbrier, Smilax rotundifolia* and S. hispida.* 



Unique for the covering of small arbors and summer houses. 



2. TWINERS. 



Actinidia, A. polygama. 



Very strong grower, with beautiful thick foliage which is not attacked 

 by insects or fungi ; curious flowers and edible fruit. The best vine for 

 arbors. Japanese. 

 Akebia, A. Japonica. 



Very handsome and odd Japanese vine ; a strong grower, and worthy 

 general planting. 



Honeysuckles, Woodbine, Lonicera sempervirens, L. flava, 



and others. 



Everywhere known and appreciated. 

 Dutchman's pipe, Aristolocliia Sipho. 



A robust grower, possessing enormous leaves, Useful for covering 

 verandas and arbors. Needs to be more thoroughly tested in Michigan 

 regarding its hardiness. 



Wax-work or Bitter-sweet, Celastrus scandens.* 



Very ornamental in fruit. Flowers imperfect. 

 Wistaria, Wistaria Sinensis and W. frutescens. 



The wistarias evidently do not thrive in exposed places in Michigan 

 The Chinese species, Sinensis, is a superb plant. 



Moonseed, Menispermum Canadense.* 



A small but very attractive twiner, useful for thickets and small 

 arbors. 



B. Herbaceous. 



Hop, Humulus Lupulus* and H. Japonicus. 



Should be in common use as ornamental plants. 

 Chinese yam, Dioscorea Batatas (D. Japonica). 



Climbs high, but does not produce foliage enough to cover unsightly 

 objects. 



