306 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 



In M. exalbescens the dried stems very strongly tend to become 

 white (though not always) ; in M. spicatum the old herbarium speci- 

 mens still retain a fulvous or olivaceous tone in the stems. 



M. verticillatum L., var. pectinatum Wallr. — Locally common 

 in the inlet on the west end of Pontoosuc Lake, Pittsfield. 



PROSERPINACA. Mermaid Weed. 



P. palustris L. Mermaid Weed. — Borders of ponds or shallow 

 water in slow streams; occasional. Cheshire; Lenox; Big Pond, 

 Otis; Egremont (Walters); Sheffield. 



ARALIACEAE. GINSENG FAMILY. 

 ARALIA. 



A. hispida Vent. Bristly Sarsaparilla. — Rocky summits and 

 hillside clearings; frequent. 

 A. nudicaulis L. Wild Sarsaparilla. — Woods; common. 

 A. racemosa L. Spikenard. — Rich woods; common. 



PANAX. Ginseng. 



P. quinquefolium L. Ginseng; Sang. — Rich woods; formerly 

 frequent, now occasional. Williamstown; Florida; Cheshire (Wins- 

 low); Dal ton (Lincoln); Pittsfield; Becket (Walters); Stockbridge; 

 Sandisfield (Walters). 



P. trifolium L. Dwarf Ginseng; Ground-nut. — Rich woods 

 and borders of swamps; common. Altitude 2000 feet. Savoy. 



UMBELLIFERAE. PARSLEY FAMILY. 

 AEGOPODIUM. 



A. Podagraria L., f . VARiEGATA Hort. Goutweed. — The form 

 with variegated leaves occasionally spreads from abandoned yards. 

 Stockbridge. 



ANGELICA. Angelica. 



A. atropurpurea L. Purple Angelica. — Low ground and 

 borders of streams; common. Altitude, 1500 feet (Windsor). 



A. villosa (Walt.) BSP. — Dry woods ; occasional in the southern 



