197 
AMBROSIA PSYLOSTACHYA, DC. . 
Reported by /. /. Cowe// as having been found by him at East 
Buffalo. 
Xanthium Canadense, Miller. (X. strumarium, L., of Gray’s Manual of 
Botany). Bristly fruited. Not uncommon in waste places. 
var. echinatum, (YX. s/rumarium, var. echinatum of Gray’s Manual 
of Botany). Hairy fruited. Shore of Lake Erie, Buffalo. 
The true X. strumarium, L., a native of Europe, sparingly 
adventive at the East, has not been recognized here. It may 
be known by its fruit being entirely smooth. 
HELIANTHUS PETIOLARIS, Nutt. 
Adventive at East Buffalo. 1882. 
HELIANTHUS LENTICULARIS, Dougl. 
Adventive at East Buffalo. 1882. 
COREOPSIS ARISTOSA, Michx. 
Adventive at East Buffalo. 1882. 
Bidens cernua, L. 
Abundant near the shore of Niagara River, above Clifton, 
Ont., Oct., 1882. 
BIDENS BIPINNATA, L. 
Adventive at East Buffalo. 1882. 
MATRICARIA INODORA, L. (?) 
Springing up where ‘‘ English Lawn Grass-seed’”’ has been 
planted, but probably precarious. 1883. 
ARTEMISIA VULGARIS, L. 
Fort Erie, Ont. 1882. 
Lactuca Canadensis, L., var. integrifolia, Torr. and Gray. 
Inadvertently omitted from the list. 
Lactuca Canadensis, L. var. sanguinea, Torr. and Gray. 
Inadvertently omitted from the list. 
Lactuca SCARIOLA, L. 
An adventive, well established at East Buffalo. 1882. 
Vaccinium macrocarpon, Ait. 
Point Abino, Ont. 1882. 
Plantago Rugellii, Desc. 
Here, as elsewhere, the species (erroneously called P. Kamt- 
schatica in the Catalogue), proves to be very common and 
is often found growing with P. mazor, L. 
VERBASCUM LycunitTIs, L. 
Very rare, and now probably extirpated. C/in/fon. 
