354 XI. DESMiDiACE^ (West). [Gosmarium 



Var. minimum W. et G. S. West in Journ. Bot. 1897, p. 119, 

 t. 368, f. 6. 



HoiLLA. — In uliginosis editioribus prope Humpata, Empalanca et 

 liopoUo ; May 1860. No. 16. 



34. C. subpyriforme Lagerh. in Botan. Notiser, 1887, 197, c. 

 fig. ; W. et G. 8. West in Journ. Bofc. 1897, p. 119. A very- 

 small form with rather broader bases to the semi-cells than the 

 type ; other views not obtainable. 



HuiLLA. — Inter Utriculariam, Morro de Lopollo ; April 1860. 

 No. 179. 



35. C. affine Eacib. in Eosprawy Akad. Umiej. Krakow. 

 Wydzial. Mat.-przyr. ser. 2, t. ii. (vol. xxii.) 363, t. vi. f. 25 

 (1892). 



Var. africanum W. et G. S. West in Journ. Bot. 1897, p. 120, 

 t. 368, f. 7. 



LiBONGo. — Ad margines flum. Lifuue ; Sept. 1858. No. 204. 



36. C. minutissimum Arch, in Q. J. M. S. xvii. (new ser.) 194 et 

 301 (1877); Cooke, Brit. Desm. 91 ; W. et G. S. West in Journ. 

 Bot. 1897, p. 120. 



HuiLLA.— Morro de Lopollo ; May 1860. No. 182. 



37. C. galeatum W. et G. S. West in Journ. Bot. 1897, p. 120, 

 t. 368, f, 2, 3. 



HuiLLA. -Morro de Lopollo ; Feb. 1860. No. 193. 

 The form of this species together with its small size and the presence 

 of a tooth at each basal angle easily distinguish it. 



38. C. libongense W. et G. S. West in Journ. Bot. 1897, p. 120, 

 t. 368, f. 12. 



LiBONGO. — Ad margines flum. Lifune ; Sept. 1858. No. 204. 



This differs from C. subundulatum Wille in its shorter cells, its 

 truncate apices, its crenate lateral margins, its entire absence of granules, 

 and in its different vertical and lateral views. From C subundulatum 

 var. Beanlandii West it differs in its crenate lateral margin, its more 

 truncate apices, in the absence of granules, and in its different vertical 

 view. 



39. C. repandum Nordst. in Botan. Notiser, 1887, 162 ; in K. 

 Sv. Vet. -Akad. Handl. Bd. 22, no. 8, 58, t. vi. f. 14 (1888); W. 

 et G. 8. West in Journ. Bot. 1897, p. 120, t. 368, f. 13. A form 

 with the semi-cells a little dilated upwards. 



HuiLLA. — In uliginosis editioribus prope Humpata, Empalanca et 

 Lopollo; May 1860. No. 15. 



G. odontopleurum Arch, (in R03' et Biss. in Ann. Scott. Nat. 

 Hist. (1894), 169, t. ii. f. 13) appears to be only a small form of 

 C. repandum Nordst. 



40. C. multiordinatum W. et G, 8. West in Journ. Bot. 1897, 

 p. 121, t. 367, f. 8. 



PuNGO Andongo. — In stagnis prope Anbilla Condo) ; March 1857. 

 No. 177. 



This is nearest to C. decoratum W. et G. S. West (in Trans. Linn. 



