32 C. K. DODGB 



Acer saccharinum L. Silver Maple. — Not native in Marquette County, 

 but apparently often planted in cities and villages as an ornamental tree. 



Acer rubrum L. Red Maple. — Rich woods with other trees, and some- 

 times in dry sandy ground. In the latter habitat it is a shrub or small scraggy 

 tree. Common throughout. 



Acer Negundo L. Box Elder. — Not native but occasionally set out as an 

 ornamental tree in cities and villages. Not noted as escaping. 



SAPINDACEAE 



Aesculus Hippocastanum L. Horse-chestnut. — Occasionally set out as 

 an ornamental tree in cities and villages. Not escaping. 



bai^saminacbae; 



Impatiens hiflora Walt. Spotted Touch-me-not. — Damp rich open or 

 shaded ground near Huron Mountain Club. Abundant throughout. 



RHAMNACEAE 



Rhamnus cdnifolia L'Her. Alder-leaved Buckthorn. — Damp open or 

 partially shaded places near Marquette. Probably frequent throughout. 



Ceanothus americanus ly. New Jersey Tea. — Gravelly open ground near 

 Marquette. Apparently infrequent. 



VITACEAE 



Psedera vitacea (Knerr) Greene. (Parthenocissus quinquefolia L,., 

 Planch.). Virginia Creeper, American Ivy.— Borders of hardwoods near 

 Huron Mountain Club. Frequent throughout. 



Vitis vulpina L. Riverside Grape. — Bank of Pine River at bridge near 

 Huron Mountain Club. Not noted elsewhere. Apparently infrequent. 



TII^IACEAE 



Tilia americana L. Basswood. — Frequent in hardwoods throughout. 

 Trees often very large. 



MALVACEAE 



Malva rotundifolia L. Low Mallow.^ — Common as a weed in gardens 

 and waste places of cities and villages throughout. 



IIYPERICACEAE 



Hypericum perforatum L. Common St. John's-wort. — Dry open 

 ground in and about Marquette. Frequent throughout. 



Hypericum virginicum L. {Triadenum virginicum L., Raf.). Marsh St. 

 John's-wort. — Marshy or swampy ground and often in water and on lake 

 shores near Pluron Mountain Club. Frequent throughout. 



