, 59 
Diervilla trifida, Moench. (BusH-HONEYSUCKLE. ) 
Common. Banks and roadsides. A variety grows in Essex with 
smoother leaves and with but one flower in each axil. 
Triosteum perfoliatum, Z. (TRIOsTEUM.) 
Lynn (Tracy); Ipswich (Oakes); Boxford, Haverhill, etc. Not 
very common. 
Sambucus Canadensis, Z. (COMMON ELDER. ) 
Frequent by roadsides in damp places. 
Sambucus pubens, Miche. (RED-BERRIED ELDER.) 
Towns on the Merrimac; Rockport; Essex; ‘‘ Salem, 1840” (memo. 
Rey. J. L. Russell). In many places but not so abundant as the 
last. 

Viburnum Lentago, Z. (SHEEP-BERRY.) 
Very common. 
Viburnum nudum, ZL. (WITHE-ROD.) 
Danvers (S. P. Fowler); Essex, Haverhill, Amesbury, etc. Not so 
common as the last. 
Viburnum dentatum, LZ. (ARROW-WOOD.) 
Frequent by roadsides. 
Viburnum acerifolium. (DOCKMACKIE.) 
Often met with in the older woods. 
Viburnum Opulus, (CRANBERRY TREE.) 
Wenham swamp, 1877 (J. H. Sears); Orne’s Point, Salem, 1878 (J. 
R., perhaps introduced). The Wenham swamp locality is without 
doubt a natural one. Frequent in cultivation. 
Viburnum lantanoides, Michx. (HoBBLE-BUSH.) 
Skirting old woods. In many towns, yet not very common. 
RUBIACEA. 
(MapDpDER FaMILy. ) 
Galium asprellum, Michx. (RovuGcH BEDSTRAW.) 
Common in swampy places climbing over bushes. 
Galium trifidum, Z., var. tinctorium. (SMaALL BEDSTRAW.) 
Common in swamps. 
Var. ?, a very pretty plant with many flowers. Danvers, 1878 
(J. H. Sears). 
Galium triflorum, Michxy. (Swrrt-scENTED BEDSTRAW. ) 
‘“‘Frequent among ferns,” Lynn (Tracy); Essex County, 1824 (Dr. 
Chas. Pickering). In many other places, but not so abundant as the 
last. 

