414 MR. B. CLARKE ON THE STRUCTURE AND AFFINITIES OF BATIDE^E, ETC. 



EXPLANATION OF THE PLATE. 

 Tab. LXVIII. 



Fig. 27. A portion of a spike of female flowers oi Batis maritima, showing the scars left by the bracteae : 

 a. a transverse section of the front ovary, showing the relation of the cells to its two stigmas, and 

 bundles of vessels interposed between them, anteriorly and posteriorly, so that they form pairs 

 right and left of the axis. The ovules are also seen to be in pairs right and left of the axis, 

 indicated by the position of their raphes. 



Fig. 28. A longitudinal section of the ovary of Erisma violacea, showing the relative position of the 

 spurred sepal and stamen, and that the ovules are attached on the anterior side of the ovary. 



Fig. 29. A longitudinal section of the ovary of Cassytha filiformis, showing the attachment of the ovule, 

 and that the raphe is dorsal ; also a furrow in the style on the same side as the attachment of 

 the ovule. 



