33 
Ranuncutus fascicularis, Muhl. y. Ap. May. 2f. 6—10 in. Woods. 
R. Pennsylvanicus, Linn. y. July, Aug. 27. 18 in. Flowers mid- 
dle-sized. Meadows, &c. 
R. bulbosus ? Linn. 
R. repens, Linn. y. June—Sept. 2f. Schenectady. Main stems 
prostrate, flowering ones erect. 1—2 ft. high. Wet. 
R. acris, Linn. Crowfoot. Buttercup. y. June—Aug. 2(. 1—3 ft. 
Meadows and fields. 
R. recurvaius, Pursh. y. June—Aug. 2;. 12—15 in. Shady woods. 
R. fluviatilis, Willd. w. or w-y. July. In water, Schenectady. 
R. lacustris, Beck & Tracy. Lake Crowfoot. y. June. 2f. In stag- 
nant water. Most of the species are, when fresh, acrid, stimu- 
lant, and vesicatory. 
Rapuanvs raphanistrum, Linn. Wild Radish. y. July. x. 
RENSSELAERIA virginica, Beck. July. 2f. 1 ft. Sphagnous swamps. 
Lxcontia virginica, Cooper. 
Ruus typhina, Linn. Stag’s Horn. g-y. June. >. 8—15 ft. Rocky 
situations. 
R. glabra, Linn. Sumach. g-y. July. >. 8—10 ft. Old fields. 
R. copallina, Linn. y-g. July. 5. 4—8 ft. Dry bushy fields. The 
leaves and bark of this and of the two preceding species, are as- 
tringent; berries acid and astringent. 
R. vernix, Linn. Poison Ash. g. July. 5. 6—12 ft. Margin ofa 
pond 5 miles east of Troy. 
R. toxicodendron, Linn. g. June. b. 2—5 ft. Shady situations. 
This and the R. vernix, when handled, produce on some persons 
an eruption of the skin, attended by fever; on others no effect. 
The smoke from the plants, while burning, will produce the 
eruption in a few hours. 
R. aromatica, Aiton. y. May. b. 2—6 ft. Barren rocky soil on 
the south side of the Mohawk, between the Cohoes Falls and 
bridge. 
Ruyncuospora alba, Vahl. July. 2f. 12—18 in. Sphagnous swamps. 
Rises floridum, Willd. Wild Black Currant. w-y. May. 5. 2—8 ft. 
Woods and copses. 
R. gracile, Mich. May. >. 2—3 ft. Rocky banks of ravines. 
R. triflorum, Willd. Wild Gooseberry. May. >. 3—4 ft. 
R. lacustre? Pursh. 
Rosinta Pseud-Acacia, Linn. Locust-tree. w. May. >. Large 
tree. Near cultivated grounds. 
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