1919] 



MOORE AND KARRER — A SUBTERRANEAN ALGAL FLORA 



299 



SERIES J 



INOCULATED JUNE 27, 1919. SAMPLE FROM MISSOURI BOTANICAL GARDEN, 

 ABOUT 10 CM. FROM THE PLACE IN SERIES H; DEPTH LIMIT 100 CM. 



Ser. 

 J 



J 



J' 



1 



1' 



2 



2' 



3 



3' 



4 



4' 



5 





5' 



6 



6' 



7 



Depth 



Surface 



Surface 



5 cm. 



5 cm. 



10 cm. 



10 cm. 



15 cm. 



15 cm. 



20 cm. 



20 cm. 



25 cm. 



25 cm. 



30 cm. 



30 cm. 



35 cm. 



Sept. 23, '19 



Nov. 4, '19 



Protoderma viride 

 Nostoc muscorum 

 Hantzschia amphioxys 



P. viride 



P. viride 





P. viride 



P. viride 

 Ulothrix variabilis 



P. viride 

 (motile) 



P. viride 



P. viride 



P. viride 



P. viride 



P. viride 

 (motile) 



P. viride 



P. viride 



N. muscorum 

 H. amphioxys 



P. viride 



P. viride 

 Cladophora sp 

 H. amphioxys 



P. viride 

 Cladophora sp. 

 H. amphioxys 





P. viride 



[7. variabilis 

 Cladophora sp. 



P. viride 

 Navicula atemoides 



P. viride 

 N. atemoides 



P. viride 

 N, atemoides 



P. viride 

 N. atemoides 



P. viride 



P. viride 



P. viride 



P. viride 



