BICKNELL : FERNS AND FLOWERING PLANTS OF NANTUCKET 53 
in richer soil and more shaded situations it becomes much larger 
and brighter green, with thinner, acutely cut-sinuate leaves, nar- 
rowed to a slender petiole, and with larger looser panicles. 
Flowers from July and early August. 
CHENOPODIUM HYBRIDUM L, 
Siasconset, Sept., 1899 — a few large plants in waste ground ; 
not observed since. Mentioned in Mrs. Owen’s catalogue as 
having been seen once in waste ground in the town. 
CHENOPODIUM RUBRUM L. 
Shores of Sachacha Pond, in full flower and fruit Sept. 16, 
1899; sparingly at Miacomet Pond; abundant on Coskaty in 
sand along the ocean shore, where it was in full flower Aug. 14, 
1906. 
* CHENOPODIUM AMBROSIOIDES L. 
Street-sides and waste places about town and in neglected 
barnyards in the suburbs; apparently spreading ; by a barn on 
Great Neck, 1904; farm yard in Polpis, 1906. It was frequent 
in the town streets as far back as 1899. Flowering from July and 
early August. 
Note. — Chenopodium Botrys L. is included in Mrs. Owen's 
catalogue, although C. ambrosioides is not mentioned. 
ATRIPLEX HASTATA L, 
Common along shores and brackish marshes. It displays 
much variation, narrower-leaved states appearing to approach 4, 
patula L. A pronounced form, found near the shore of Long 
Pond and elsewhere, almost concealed among taller surrounding 
plants, was bright green and nearly prostrate with wide-spreading 
flatly interlaced branches and very large lower leaves becoming 14 
cm. wide. Flowers through August and September. Earliest 
leaves beginning to appear May 30, 1909. 
ATRIPLEX ARENARIA L, 
A characteristic plant of the sea-beaches, flowering through 
August and September. 
SALICORNIA EUROPEA L. 
Common on salt marshes and mud flats throughout. It is 
especially abundant on brackish marshes at the south shore, where, 
