Between Fordham and Williams Bridge. (Bicknell.) Nesaea, Commerson, Juss. (Swamp Loose-strife.)

N. verticillata, H. B. K.. Wet places.

Cuphea, Jacq.

C. viscosissima, Jacq., near Lake Mohegan.

Order 43.-- C ACT ACES. (Cactus Family.)

Opuntia, Tourn. (Prickly Pear.)

0. Rafincsquii, Eng. Rocks near New Rochelle.

Order 45. -CUCURBIT ACEffi (Gourd Family.)

Sicyos, L. (One-seeded Star-Cucumber.) S. angulatus, L. Damp grounds.

OF WESTCHESTER COUNTY. 789

Order 46.-- UMBELLIFE&E. (Parsley Family.)

Hydrocotyle, Touni. (Water Pennywort.) H. Americana, L. Damp grounds. H. umbellata, L. Ponds common.

Crantzia, Mutt.

C. lineata, Nutt. Coast, of the Sound. Sanicula, Tourn. (Black Snakeroot.)

S. Canadensis, I.. Shaded places.

S. Marilandica, I.. Woods.

Daucus, Tourn. (Wild Carrot.)

D. Carota, L. Common. (Nat. Eu.)

Pastinaca, Tourn. (Parsnip.)

P. sativa, L. About dwellings, escaped from cultivation. It is generally supposed that it is poisonous, which is a mistake ; it is the Parsnip of the garden growing wild. (Adv. Eu.)

Archangelica, Hoffm.

A. hirsuta, Ton & Gray. (Leggett.) A. atropurpurea, Hoffm. Along streams.

Conioselinum, Fischer. (Hemlock Parsley.)

C. Canadense, T. & G.

iEthusa, L. (Fools Parsley.)

2E. Cynapium, L. (Adv. Eu.) Thaspium, Nutt, (Meadow-Parsnip.)

T. aureum, Nutt. Sparingly scattered over the middle of the County. Zizia, DC.

Z. integerrima, DC. Not common. Discopleura, DC.

D. capillacea, DC. Salt marshes. (Leggett.) Cuscuta, L. (Water-Hemlock.)

C. maculata, L. (Beaver Poison.) Northern part of the county. C. bulbifeia, L. Lake Mohegan. (Leggett.)

Sium, L. (Water-Parsnip.)

S.lineare, Mx. Wet places. Cryptotsenia, DC. (Honewort.)

C. Canadensis, DC. Thickets.

Osmorrhiza, Rof. (Sweet Cicely.)

O. longistylis, DC. (Damp woods.)