14 NATURAL HISTORY AND TOPOGRAPHY OF GROTON, MASS. 



Dwarf Dandelion. Krigia Virginica. Rockwood's pasture. 

 April 2g. 



Chicory. Succory. Cichorium Intybus. Long Hill. June 28. 



Fall Dandelion. Hawkbit. Leontodon autumnalis. Roadsides. 

 June 10. 



Devil's Paint Brush. Hieracium aurantiacum. Roadsides. Rare. 

 Fields. June 25. 



Rattlesnake-Weed. Hieracium venosum. Roadsides. August i. 



Hieracium scabrum. Roadsides. August i. 



White Lettuce. Rattlesnake-root. Prenanthes alba. Roadsides. 

 August 2. 



Lion's Foot. Gall-of-the-earth. Prenanthes serpentaria. Road- 

 side. August 10. 



Tall White Lettuce. Prenanthes altissima. Roadsides. August 20. 



Common Dandelion. Taraxacum officinale. Roadsides and lawns 

 everywhere. April 25. 



Wild Lettuce. Lactuca Canadens's. Roadsides. July 7. 



Common Sow -Thistle. Sonchus oleraceus. Roadsides and waste 

 places. August 10. 



Cardinal-flower. Lobelia cardinalis. Nashua River banks and 

 Wrangling Brook banks. August 2. 



Lobelia spicata. Elm Avenue. June 10 



Indian Tobacco. Lobelia inflata. Elm Avenue. July 5. 



Marsh Bell Flower. Campanula aparinoides. Quasoponagon 

 meadows. August 4. 



Campanula rapunculoides. Roadsides. July 10. 



Black Huckleberry. Gaylussacia resinosa. Duck Swamp. May 10. 

 Swamps. 



Dwarf Huckleberry. Vaccinium Pennsylvanicum. Pastures. 

 May I. 



Low Blueberry. Vaccinium vacillans. Dry places. May 5. 



Common Swamp-Blueberry. Vaccinium corymbosum. Pastures. 

 May I. 



Large American Cranberry. Vaccinium macrocarpon. Quaso- 

 ponagon meadows. June 10. 



Creeping Snowberry. Chiogenes serpyllifolia. North End. INLiy 

 23. Rare. 



Bearberry. Arctostaphylos Uva-ursi. Mr, James Lawrence's woods. 

 May 30. Rare. 



May Flower. Trailing .Arbutus. Epigaea repans. Pastures. April i . 



