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| Trifolium arvense, Z. (RABBIT-FOOT CLOVER.) 
Common in dry soil. (Nat. from Eu.) 
Trifolium pratense, Z. (Rep CLOVER.) 
Everywhere in fields and by roadsides. (Adv. from Eu.) 
Trifolium medium, LZ. (Z1GzaG CLOVER.) 
Salem pastures, Danvers, and a few places in that vicinity. "Not 
very common. (Adv. baie Eu.) 
Trifolium hybridum. (ALSYKE.) 
Byfield, Georgetown, introduced and escaping. (Adv. from Eu.) 
Trifolium repens, Z. (WuiITE CLOVER.) 
Very common. ‘“ Probably introduced here but indigenous north- 
ward.” (Gray’s Manual.) 
Trifolium agrarium, LZ. (YELLOW CLOVER.) 
Roadsides. Scarce. (Nat. from Eu.) 
Trifolium procumbens, Z. (Low YELLow CLOVER.) 
Danvers, Salem, Andover, etc. Quite common. (Nat. from Eu.) 
Melilotus officinalis, Willd. (YeLLow Merixot.) 
Salem and Hamilton (G. D. Phippen); Salem Great Pastures, and 
occasionally elsewhere. (Adv. from Eu.) 
Melilotus alba, Lam. (Wuire Sweet CLOVER.) 
‘‘Naturalized in Rowley” (Oakes in Hovey’s Mag. Vol. XIII); 
“roadside near Beverly bridge” (G. D. Phippen}; and other 
places. Frequent. (Adv. from Eu.) 
Medicago lupulina, Z. (Brack Mepick; NONESUCH.) 
Roadsides everywhere. (Adv. from Eu.) 
Medicago sativa, ZL. (LUCERNE.) 
Escaped from cultivation. Danvers (J. H. Sears). Not well es- 
tablished. Danvers (Dr. Osgood’s list), whether under cultivation 
or notis uncertain. (Adv. from Eu.) 
Robinia Pseudacacia, LZ. (Locust.) 
Thoroughly naturalized in some places. (Int. from Pennsylvania.) 
Robinia viscosa, Vent. (Ciammy Locust.) 
Much cultivated and spreading. (Int. from Virginia.) 
Robinia hispida, LZ. (Rose Acacia.) 
Old gardens. (Int. from Virginia.) 
Tephrosia Virginiana, Pers. (TEPHROSIA.) 
In the N. W. portion of the county. Not very abundant. ‘‘ Grove- 
land in boggy land” (Proc. E. I., Vol. III, p. 18) seems improbable, 
as the plant grows in dry sandy soil. 
Desmodium nudifiorum, DC. 
Dry hilly woods. Common. 
