DB. JULIUS SCHAABSCHMIDT ON AFGHANISTAN ALG,E. 249 



53. Scenedesmus QUADEIOAUDA (Turpin), Brdbisson; Schaar- 

 schmidt, Specimen phycologice AZquatoriensis, p. 14. 



Var. a. eooenis {Bhrenberg), Balfs, British Desmidiacece, 

 p. 190, t. xxxi. f. 12 h, i. Size : cells 0010 x 0-002 millim. 



VOLTOCACE^!. 



54. Pandobina Mobum (0. F. Miller), Bory. Two very small 

 eight-celled families, with 1-4 (two-four-eight-celled) daughter 

 families. Size: family 0035-0-040 millim.; cells 0-007-0 # 008 

 millim. 



CONFEBVACE^. 



55. Confebva sp. ? Size : cells 0-007-0-008 x 0-004 millim. 



(Edoooniace^j. 



56. (Edogonium longicolle, JVbrdstedt, Algae aquae dulc. et 

 Oharac. Sandvic. p. 20, t. ii. f. 11-12. 



Var. senegalense, Nordstedt, De Algis nonnullis Mus. Lugd. 

 Bat. p. 13, t. i. f. 23. 



Forma uov. afghanicum ; oogoniis 2-7 coutinuis. (Plate V. fig. 

 27.) Size : vegetative cells 0-007-0'008 millim., three times as long; 

 oogonia 0-022 x 0024 millim. ; oospore 0021 X 0*019 millim. 



57. CE. Pbingsheimii, Cramer; Cooke, British Freshwater 

 Algce, v. p. 166, t. lxiii. f. 2. Size : female cells 0-030 millim. 

 2-2| times as long ; male cells 0-023 millim., 2-2£ times as long; 

 oogonia 0-045-0-065 millim. ; oospore 0-038-0049 millim. 



58. Bctlboch^te prGMiEA, Pringsheim in Jahrbucher f. tciss. 

 Bot. i. 1. (1857), p. 74, t. vi. f. 10. Size : cells 0'016 millim. hy 

 twice as long ; oogonia 0-024 X 0'044 millim. 



COLEOCHiETAOE^!. 



59. CoEEOCHiETE scutata, BHbisson, Pringsheim Jahrbucher 

 f. iviss. Bot. ii. 1. (1860), p. 35, t. iii. f. 3. With corticated and 

 matured carpogonia. Size: plant 0-050-0160 X 0O60-0200 

 millim. ; carpogonia 0070 X0080 millim. ; cells 0015 miUim. by 

 1-2 times as long. 



CHABACE.S!. 



60. Chabasp. Chlorophyll-granules in division. Fragments 

 only, not sufficient for identification of the species. For the 



