CATALOGUE OF PLANTS. 45 
H. divaricatus, L. 
Dry open ground and edges of thickets. 6b*, common: — 
M, dry woods, base of Pine Hill, etc.: —S *, dry woods near 
Turtle Pond, etc. 
H. strumosus, L. 
Open woods. DB, rare. 
BIDENS, L. Bur Maricoup. 
B. frondosa, L. Common BEGGAR-TICKS. 
Wet open ground, meadows, and damp roadsides. B* and 
M*, common: — S* and BB, oceasional. 
B. connata, Muhl. Swamp BeGcar-TICKs. 
Wet open ground. B*, frequent; Pine Tree Brook meadow, 
etc.: —-M*, common in ditches and meadows round Spot 
Pond: — S*, bog. 
B. cernua, L. Smarter Bur Maricorp. 
Wet places. M*, abundant in ditches and meadows round 
Spot Pond, etc.:— BB *, occurs. 
B. Beckii, Torr. Water Maricoxp. 
Ponds and slow streams. 6*, rare; Monatiquot Stream. 
ANTHEMIS, L. CHamomite. 
A. Coruta, DC. Mayweep. 
Nat. from Eu. by roadsides and in all waste places. 3B, 
common :—WM, S and BB, occasional. 
ACHILLEA, L. Yarrow. 
A. Millefolium, L. Common Yarrow. 
Dry grassy fields and roadsides. B, common; Hawk Hill; 
Hancock Hill, ete. : —M, common in wood-roads, paths, fields, 
and open rocky woods; the pink form, near N. Reservoir: 
—S* and BB, common. 
A. Prarmica, L. SNEEZEWORT. 
Cult. from Eu. JB, old garden, Park’s place, Hawk Hill. 
