428 Prof. Linney on the Anatomy of the Roots of Ophrydeæ. 
EXPLANATION OF THE FIGURES. 
Fig. 1. A section, highly magnified, of a fragment of the root of Satyrium pal- 
COR Mum e a.a. Cytoblasts. b.b. Nodules of Bassorine. c. C. c. Gra- | 
HC : 
2. A cell, which once contained Bassorine, emptied of its contents by 
caustic potash, and pressed flat. The circumference is irregularly 
| cracked by the pressure that has been employed. 
— ..8. A view of the cellular Structure of the nodules, seen after being 
~ charred, and examined with à microscope magnifying 480 diameters. 
All these figures were drawn with a camera lucida, 
