HOIFFMANN: FLORA OF BERKSHIRE COUNTY. 257 



URTICA. Nettle. 



U. gracilis Ait. Common Nettle. — Moist ground and waste 



places; common. 



U. Lyallii Wats.— {U. gracilis 111. Fl. ed. 2 in part.) 



Alluvial ground; occasional in the valley. Williamstown, Hancock 



and Lanesboro (Churchill) ; Lee; New Marlboro; SheflBeld. 



SANTALACEAE. SANDALWOOD FAMILY. 



COMANDRA. Bastard Toad-flax. 



C. umbellata (L.) Nutt. Bastaed Toad-flax. — Sandy soil in 

 the southern part of the valley; common on the Sheffield sand-plain 

 and on the summit of The Dome, Mt. Washington. Occurs on rocky 

 ledges on Monument Mt., Great Barrington. 



LORANTHACEAE. MISTLETOE FAMILY. 

 ARCETJTHOBIUM. 



(Razoumofskya lU. Fl. ed. 2.) 



A. pusillum Peck. Dwakf Mistletoe. — On Black Spruce 

 (Picea mariana) in peat bogs; local. Ward Pond, Becket; Wolf 

 Swamp, Sandisfield. 



ARISTOLOCHIACEAE. BIRTHWORT FAMILY. 



ASARUM. Wild Ginger. 



A. canadense L. Wild Gingeb. — Rich woods; common in the 

 valley, less common on the plateau. Altitude 1500 feet (Windsor), 

 var. acuminatum Ashe. — (A. acuminatum 111. Fl. ed. 2.) 

 Dry rocky upland woods. North Adams (Fernald and Long) ; rich 

 woods, Adams. 



POLYGONACEAE. BUCKWHEAT FAMILY. 



FAGOPYRUM. Buckwheat. 



F. esculentum Moench. Buckwheat. — (Fagopyrum Fagopy- 

 rum 111. Fl. ed. 2.) 



Occasionally persisting in old fields or escaping along roadsides. 



