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SSP r YS 
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PLANTS OF RHODE ISLAND. 
ORDER 70. POL YGONACEH A. 
POLYGONUM, L. KNOTWEED. 
orientale, L. Princr’s FEATHER. 
Careyi, Olney. 
Hartwrightii, Gray. Providence. 
incarnatum, Ell. Apponaug, &c. 
Persicaria, L. Lapy’s Tuums. 
Hydropiper, L. SMARTWEED. 
acre, H. B. K. WATER SMARTWEED. 
hydropiperoides, Michx. WATER-PEPPER. 
amphibium, L. 
Muhlenbergii, Watson. 
P. amphibium, var. terrestre. 
Virginianum, L. 
articulatum, L. Jornt-WEED. 
aviculare, L. Kwnot-Grass. 
erectum, L. 
P. aviculare, var. 
maritimum, L. Newport, &c. 
ramosissimum. Barrington, Olney. Newport, &c. 
tenue, L. 
arifolium, L. Trar-THuMB. 
sagittatum, L. TrAar-THUMB. 
Convolvulus, L. Brack BINDWEED 
cilinode, Michx. Johnston, Bennett. 
dumetorum, L. CrLimpine FALSE BUCKWHEAT. 
FAGOPYRUM, Tourn. BuckwHerat. 
esculentum, Moench. 
RUMEX,L. Dock. 
salicifolius, Weinm. Providence ; banks of Seekonk. 
verticillatus, L. Point Judith, &c. 
maritimus, L. Newport, &c. 
crispus, L: Narrow Dock. 
obtusifolius, L. 
Acetosella, L. Sorret. 
ORDER 71. LAURACEA. 
SASSAFRAS, Nees. 
officinale, Nees. SASSAFRAS. 
LINDERA, Thunberg. 
Benzoin, Meisner. Frver-Busn, Spice-BusH. 
