28 



MICROSCOPICAL OBSERVATIONS 



T A B L E A . 



SHOWING THE GEOGRAPHICAL DISTRIBUTION OF THE SPECIES OF DESMIDIE^ IN- 

 CLUDED IN THE PRECEDING LISTS. THEIR OCCURRENCE AT ANY LOCALITY IS 

 INDICATED BY +. 





Localities. 



NAMES OP BPECIES. 



Species marked with ^^ are believed to be new, nnd are 

 described at page 36. 



6 



6 





+ 

 + 

 + 



d 

 + 



S 



< 



+ 



li 



> S 



+ 



>~ 

 1 



+ 





+ 



+ 



+ 



+ 









+ 

 + 



+ 

 + 

 + 

 + 















+ 

 + 

 + 





+ 



+ 

 + 

 + 





+ 







+ 





















+ 

 + 

 + 































+ 





+ 

 + 













+ 

















+ 













+ 

















+ 









+ 



+ 



+ 

 + 







+ 





+ 

 + 







+ 



















+ 



+ 



+ 







+ 

 + 

 + 











+ 























+ 























+ 











+ 



+ 









+ 

 + 





-^- " depressa, B. PL 1 , fio-. l , 











+ 

 + 

 + 





+ 

































+ 













+ 







+ 









+ 

 + 



+ 



" Tiiwaitesii, Ralfs 















+ 















+ 

 + 



+ 



+ 



+ 





+ 



+ 





+ 



+ 













+ 



+ 

 + 

 + 







+ 











+ 



+ 



'^ " cerberus, B. PL 1 , figs. 15, 16, 













* ," longispinus, B. PL 1, fig. IT, 



















+ 

 + 



+ 

 -f- 



+ 







+ 



^^V^ "^-S^^llii, Ralfs 

























" cS^''^ ',%.;■■; 





+ 





+ 



+ 









consS^^m. B.... J^- 





+ 















+ 



+ 







+ 

 + 

 + 







* " birsutum, B PI i-4^g-8, ■• 













minutum, Ralfs PI T, fis;'. 3, 





+ 

















+ 











+ 

 + 



+ 



" nodulosum, Breb 



-^ 



+ 



+ 







+ 



+ 



* " undulatum, B. PL 1, fig. 2, ■>.■ . . 







" veiTucosum, B 





+ 



+ 

 + 













+ 













+ 







+ 



+ 



+ 



" ansatum, Elir 



+ 











" binale, Ebr 













+ 





