52 
NE0B0T. 
861. Rijmex or acetosa iieterophyla Raf, 
root tuberose, radical leaves ovate and rounded, 
hastate or entire, acute or obtuse, stem leaves 
remote petiolate ovate acute repand, racemose 
pauciflore — Apalachian Mts. of Virginia, root 
oblong rugose, stem simple subangular, leaves 
all petiolate, the radical smaller, not hastate 
nor sessile on the stem, flowers but few and not 
in interrupted spike. 
862. Rumex or acetosa integrifolia Raf. 
Root creeping, stem striate simple, leaves all 
petiolate ovate or lanceolate entire acute, radi- 
cal small ovate, eaulinar few lanceolate, raceme 
filiform almost simple pauciflore — in Kentucky, 
semipedal, root not tuberose but perennial with 
fibres, leaves thin radical very small, very few 
on stem, flowers few remote. Although akin to 
the last, the root is quite different horizontal 
slender as in next. 
863. Rumex or acetosa agrestis Raf. Ru- 
mex acetosella of many bot. root creeping, stems 
grooved cespitose, all the leaves petiolate o- 
blong or lanceolate hastate ; spikes paniculate 
filiform interrupted, — This is our common Sor- 
rel, of Europe and America, 6 to 12 inches 
high; but there are other blended sp. in Eu- 
rope, since I have at least 3 others and one of 
them hardly different from R. hastatulus of 
Baldwin which I have also, his own specimen 
from Red River Arkanzas. I will describe 
them hereafter, I now merely give their strik- 
ing differences and also of 2 Rumex acetosa ! 
, 1, /?. A. hastatula R. upper leaves sessile 
linear entire elongate, Europe and Red River. 
2. i?. A . bidentata R. leaves bidentate or 
entire oblong and linear, from Greece and Italy, 
