CELLULOSE ALG ACE.*. 1 1 3 



522. DRAPARNALDIA, Bury. DRAPARNALDIA. 



566. D. plumosa, Ag. Feathery Draparnaldia. In streams and 

 wells in the county of Cork : Dr. W. H. Harvey. rather common. 



567. D. fflomerata, Ag. Clustered Draparnaldia. Glenbower wood, 

 Killeagh : Miss Ball. In streams and wells. common. 



568. D. tennis, Ag. Slender Draparnaldia. Rivulets in county of 

 Cork : Dr. W. H. Harvey. Probably often passed over. rather rare 



523. CH^ETOPHORA, Ag. CH.ETOPHORA. 



569. C. endivicefolia, Ag. Staghorn Ch&tophora. In lakes and 

 streams in the County of Cork : Dr. W. H. Harvey. rather common. 



570. C. tuberculosa, Hook. Tubercular Chcetophora. On sticks 

 and aquatic plants in bogey parts : Dr. W. H. Harvey. common. 



571. C. elegam, Ag. Elegant Chaetophora. In pools: Dr. W.H. 

 Harvey. rather rare. 



524. MYRIONEMA, Grev. MYRIONEMA. 



572. M. strangulans, Grev. Convex Myrionema. On several Algae 

 along the coast of the county : Dr. W. H. Harvey. rather rare. 



573. M. punctiforme, Harv. Punctiform Myrionema. On Algae 

 along the coast : Dr. W. H. Harvey. rather rare. 



Tribe XVII. Conforvece. 

 525. CONFERVA, Ag. CONFERVA. 



574. C. fricetorum, Roth. Moor Conferva. On dry heaths. 

 very common. 



575. C. purpurascens, Carm. Purple Conferva. On turf pits. 

 common. 



576. C. bombycina, Ag. Silky Conferva. In streams and pools. 

 common. 



577. floccosa, Ag. Floccose Conferva. With the last species. 

 common. 



578. C. zonata, W. & M. Zoned Conferva. In rivulets ; Great 

 Island : Dr. Scott. rare. 



579. C. vesicata, Ag. Inflated Conferva. In stagnant water. 

 common. 



580. C. rivularis, L. River Conferva. In streams, &c. common. 



581. C. capillaris, L. Capillary Conferva. In streams. common. 



582. C. muscosa, Mert. Mossy Conferva. Bantry : Miss Hutchins. 

 very rare. 



583. C. linum, Ag. Flax Conferva. Along muddy shores. 

 rather rare. 



584. C. tortuosa, Dillw. Twisted Conferva. On rocks by coast. 

 common. 



585. C. implexa, Dillw. Woven Conferva. Bantry bay: MLs Hut- 

 chins. rare. 



586. C. ulothrix, Lyngb. Curled Conferva. Bantry bay: Miss 

 Hutch ins. rare. 



587. C. arenosa, Carm. Strand Conferva. Bantry bay : Mr. R. 

 Ball. rare. 



