PLANTS OF IOWA 201 



2595. P. secunda, L. One-sided Wintergreen. 

 Rare, in deep woods. 



Chimaphilla, Pursh. 



2596. C. umbellata, (L.) Nutt. Pipissewa. 

 Rare, in upland woods. 



MONOTROPACE^. INDIAN-PIPE FAMILY. 

 MONOTROPA, L. 



2597. M. uni flora, L. Indian Pipe. 



Very abundant in deep upland woods. 

 Hypopitys, Hill. 



2598. H. hypopitys, (L.) Small. Pine-sap. 



Very abundant in deep upland woods at Hesper. 



VACCTNIACEJE. HUCKLEBERRY FAMILY. 



Gaylussacia, H. B. K. 



2599. G. resinosa, (Ait.) T. & G. Black or Highland Huckle- 



berry. 

 Vaccinium, L. 



2599a. V. nigrum, (Wood.) Britton. Low Black Blueberry. 

 In dry soil ; not common. 



PRIMULACE^E. PRIMROSE FAMILY. 



Primula, L. 



2600. P. farinosa, L. Bird's-eye Primrose. 

 In moist places, infrequent. 



Androsace, L. 



2601. A. occidentalis, Pursh. Androsace. 

 Common on dry soil. 



Lysimachia, L. 



2602. L. quadrifolia, L. Whorled Loosestrife. 

 In thickets. 



2603. L. terrestris, (L.) B. S. P. Bulb-bearing Loosestrife. 

 In low ground. 



2604. L. nummularia, L. Moneywort. 

 Introduced from Europe. 



