FLORA. 9 



Summer Grape. Vitis aestivalis. Nashua River bank. May 15. 



Frost Grape. Vitis cordifolia. Nashua River bank. May 10. . 



Virginia Creeper. Woodbine. Ampelopsis quinquefoUa. Nashua 

 River bank. July i. 



Fringed Polygala. Polygala paucifolia. Woods. May 5. 



Common Polygala. Polygala sanguinea. Fields. June 20. 



False Indigo. Baptisia tinctoria. Roadsides. July 7. 



Wild Lupine. Lupinus perennis. West Groton Paper Mill. May 24. 



Rabbit-Foot Clover. Stone Clover. Trifolium arvense. Road- 

 sides. July I. 



Red Clover. Trifolium pratense. Fields and roadsides. May 26. 



White Clover. Trifolium repens. Fields and roadsides. May 20. 



Yellow Clover or Hop-Clover. Trifolium agrarium. Fields and 

 roadsides. June 3. 



Low Hop-Clover. Trifolium procumbens. Roadsides. July 30. 



Sweet Clover. Yellow Melilot. Melilotus officinahs. Fields and 

 roadsides. May 8. 



Sweet White Clover. Melilotus alba. Fields and roadsides. 

 June 20. 



Lucerne. Alfalfa. Medicago sativa. Lawrence Playground. 

 September 10. 



Black Medick. Medicago lupulina. Broad Meadow. July i. 



Hoary Pea. Goat's Rue. Tephrosia Virginiana. Chicopee Row. 

 June 20. 



Tick-Trefoil. Desmodium nudiflorum. Roadsides. August i. 



Tick-Trefoil. Desmodium acuminatum. Woods. July. 



Desmodium ciliare. July 30. 



Desmodium rotundifolium. Rocky woods. July 28. 



Desmodium Canadense. Roadsides. July 8. 



Bush-Clover. Lespedeza violacea. Red Bridge. August i. 



Bush-Clover. Lespedeza polystachya. Roadsides, August i. 



Bush-Clover. Lespedeza procumbens. Roadsides. August 20. 



Bush-Clover. Lespedeza capitata. Roadsides. July. 



Bush-Clover. Lespedeza reticulata. Fields and roadsides. June 31. 



Vetch. Vicia Cracca. Roadsides. August i. 



Common Vetch or Tare. Vicia sativa. Fields. August r. 



Wild Bean. Ground-Nut. Apios tuberosa. The Crescent. 

 July 30. 



Wild Bean. Phaseolus perennis. Thickets. August. 



Hog Pea-Nut. Amphicarpaea monoica. Damp woods. August 30. 



Wild Senna. Cassia Marilandica. Lower Ayer road. July 20. 



