130 ON RUMEX OBTUSIFOLIUS. | 
chiefly found in the inner perianth-leaves, which when the fruit is 
fully ripe present the following contrasted characters in the two plants 
respectively :— 
Rh. Friesti, Gr. & Godr. RK. sylvestris, Wallr. 
Fully ripe inner perianth leaves Fully ripeinner perianth-leaves 
broadly ovate-deltoid, 2 to } inch | oblong- or oval- triangular, } to 1. 
long, } to #% or more broad, the | inchlong, 1+ broad, equalinlength, 
upper one rather the longest, with | margins entire or with one or two 
8 (sometimes 4) sharp subulate | unsymmetrical points or teeth, 
spreading teeth on either side | all three calliferous, the upper 
varying in length from 4 or lessto | callus very large, some times al- 
(rarely) as wide asthe perianth- | most covering the perianth-leaf. 
leaf, t i i 
long as the perianth-leaf. ; 
ut about vo inch long by Nut vs inch long by ¥ broad. 
scarcely 75 broad. 
I have not been able to trace any satisfactory differences in the 
form of the root-leaves. The figure in Hayne’s work represents the 
the case. It is often quite as rounded at the top as in Sturm’s and 
Reichenbach’s figures ; perhaps, ho ine i 
ovate and gradually tapering in this plant than in R. sylvestris, 
where the general form is ovate- or oval- oblong, and somewhat 
suddenly contracted into the blunt or subacute a 
inclined to think, this articulation is not | : 
R. sylvestris than in R. Friesié 
n consideration of these characters it a 
not such as constitute specific difference and I t 
Areschoug and Koch in’ combining bo ; 
Indeed the differences ar 
Friesii, and I have se 
With regard to the name, there can be li 
both under 2. obtusifolius, i. as, Chouck nee 
