1894.] PLANTS OK MONROK CoUN 1 Y. 85 



626. F. viridls Michx.f. {F. lanceolata Borck.] Green Ash. 



Rare. Low ground, Brighton. 



627. F. sambucifolia Lam. [/". ///^ra Marsh.J Black Ash. 



Low woods and swamps ; common. 

 250. LIGUSTRUM Tourn. [L.] 



628. L. VULGARIS L. Privet. Escaped. Infrequent. 



APOCYNACE^. 



25 r. Vise A L. 



629. V. MINOR L. Periwinkle. Creeping Myrtle. Escaped. Frequent. 



252. APOCVNUM Tourn. [L.] 



630. A. androsasmifolium L. Dog-bane. 



Banks of streams, borders of woods ; common. 



631. A. cannabinum L. Indian Hemp. 



Low grounds and shores ; common. 



ASCLEPIADACE.^. 



253. ASCLEPIAS L. 



632. A. tuberosa L. Butterfly-weed. Pleurisy-root. 



Dry fields and banks; frequent. Common in the sandy soils of 

 Greece and Irondequoit. 



633. A. incarnata L. Swamp Milkweed. 



Low grounds and shores ; common. 



634. A. Cornuti Decaisne. [.4. Syriaca L.] Common Milkweed. 



Fields and roadsides ; common. 



635. A. phytolaccoides Pursh. ^A . exaltata (L.) Muhl.] Poke Milkweed. 



Woods and shores ; frequent. 



636. A. quadrifolia L. [A . guadnfo/ia Jacq.] Four-leaved Milkweed. 



Dry woods, ravines, and slopes ; common. 



637. A. verticillata L. Whorled-leaved Milkweed. 



Rare. Near Rochester, Dr. C. M . Booth. Penfield, L. Holzcr. 

 Perinton, Miss Mary E. Macauley. Mrs. Mary E. Strectcr. 



254. VINCETOXICUM Moench. [Cynanchum L.] 



638. V. NIGRUM Moench. S^SynancJnim nigrum [I..) Pers.] 



Rare. Pinnacle hills, Rochester. Wayne county. 



PERI PL OCA L. 



P. Gr^ca L . Naturalized near Rochester, Sartwcll in Herb. Ham. Coll. 



GENTIANACE^. 



255. GENTIAN A Tourn. [L.] 



639. G. crinita Frcel. Fringed Gentian. 



Wet places ; frequent. 



640. Q. serrata Gunner. {G . detonsa Man.) 



Rare. Bluffs along Lake Ontario in the town of Irondequoit, Paine, 



