H. decapetalus, L. Along streams.

H. tuberosus, L. Escaped from cultivation. The tubers of this species are used for pickles.

Coreopsis, L. (Tick-seed.)

C. tricosperma, Mx. Wet places. Bidens, L. (Bur-Marigold -- Pitchfork.)

B. frondosa. L. Damp places.

B. connata, Muhl. Road-sides.

B. chrysanthemoides, Mx. New Castle.

B. bipinnata, L. Road-sides and fence rows.

Helenium, L. (Sneeze-weed.) H. autumnale, L. Meadows.

Galinsoga, Ruiz & Par.

G. parviflora, Car. (Adv., from S. America.) Maruta, Cass. (May-weed.)

M. Cotula, DC. Road-sides and wastes about dwellings, common. (Nat. Eu.) Anthemis, L. (Chamomile.)

A. arvensis. White Plains. (Adv. Eu.) Achillea, L. (Yarrow.)

A Millefolium, L. Road-sides, Common. Var, rosea.

Leucanthemum, Toum. (Ox-eye Daisy.)

Li. vulgare, Lam. (Nat. Eu.) White Plains is said to have been named from the appearance of the fields when this plant was in flower. (Doubtful.)

Tanacetum, L. (Tansy.)

T. vulgare, L. Near dwellings, (Adv. Eu.)

Artemisia, L. (Wormwood.)

A. vulgaris. L. About dwellings. (Adv. Eu.)

A. biennis, Willd. Along H. R. R. Road, not common.

OK WESTCHESTER COUNTY. 795

Gnaphaiium, L, (Cudweed.)

G. decurrens, Tow. Hills, frequent. G. polycephalum, Mx. Edges of wood land. G. uliginosum, L, Road-sides, throughout. G. puipureum, L. Common in sterile soil.

Antennaria, Grertin, (Everlasting.) A. margaritacea, R. Brown. Woods. A. platiginifolia Hook. Sterile hill sides.

Filago, Tourn. (Cotton-Rose.)

F. Gennanica, L, Old fields. (Xat. Eu.)

Erechthites, Raf. (Fireweed.)

E. hieracifolia, Raf. Clearings, which have been burned over.

Seneceo, L. (Groundsel.)

S. vulgaris, L, (Waste places.) (Adv. Eu.) S. aureus, L. Common.

Centaurea, L.

C. Cyanus, L. (I'ooley.)