THE FIGURES IN COOKE’S ‘BRITISH DESMIDS.,’ 855 
ted 
general naas prac to the spirit of the code, which has 
been essentially accepted by most phanerogamous botanists of our 
day, as offering the largest hope of fixity and harmony. 
THE FIGURES IN COOKE’S ‘BRITISH DESMIDS.’ 
By Orto | gpepaeenter 
figures, as indicated in the plate aang ages at the end of eacl 
species.’” Nevertheless, turning over the plates, one finds remi- 
niscences of already- -publi ished figures on nearly all the plates, and 
one must therefore conclude that the British Desmids are very 
identical with those one already knew. But, curiously, on several 
of these old acquaintances, figured by Mr. Cooke, one also mee 
with the same errors again, even when ‘st description of the species 
species which seem to me to be copied after authors not quoted. 
I give these as Searle only, as there are certainly more :— 
After Razrs, ‘ British Desmidiex’ :— 
Bambusina Brebissonii, fig. f. E. crassum fig. 
Desmidium aptogonium, fig. £? E. pinnatum fig. Ge : 
locidium Baculum ( : E fig. c, 
Closterium, several species, en- £. ampullaceum fig. 
larged (often incorrect) E.. cuneatum fig. Se b probably 
um margaritaceum, fig. a,b, E. ansatum fig. d, e (in b and ¢ 
fy the punctuation) 
P. Cylindrus ? E. sinuosum, fig. d, e. 
Tetmemorus Brebissonii and granu-  E.. pectinatum, fig. a, ¢, d, e. 
(probably copied, but . gemmatum, fig. a, b, e, f, f. 
8¢ smooth). spinosum fig. 
asterias oscitans, fig y- 
M. denticulata, fig. c. “. inerme (probably). 
M. radiosa, fig. b. E. binale A eset , probably). 
M. papillifera, fig. a, d, e. E. binale pe bo a a, b. 
M J ennert, fig. Cc. Cosmarium subloba 
Euastrum verrucosum, fig. ¢ C. Ralfsit, fig. ¢. 
E. oblongum, fig. f; d and Ai U. bioculatum, fig. a. 
