PALMELLACE.E. 11 



rating immediately into two cells, without previously acquiring a coat 

 of cell-membrane, and therefore without skinning." Braun Rejuvenes- 

 cence, p. 181. 



Schizochlamys gelatinosa. Br. in Kutz. Sp. p. 891. 



Cells globose ; contents green, granule se. 

 SIZE. -01--0135 mm. (Rabh.). 



Kutz. Tab. vol. vi. t. 70. Braun Rejuvenescence t. 2, f. 43- 

 50. Rabh. Alg. iii. 32. Rabli. Exs. No. 103. 



In peaty swamps, moor pools, and boggy ditcbes. 

 Plate III. Jig. 6. Cells magnified 400 diam. 



GENUS 6. FALMELLA. Lyngb. (1819.) 



Cells globose, oval, or oblong, surrounded with a more or less 

 thick integument, generally very soon confluent into a firm or 

 soft jelly. Thallus shapeless. Division of the cells alternately 

 in all directions. 



* Mostly green. 



Falmella xnucosa. Kutz. Pkyc. Gen. p. 172. 



Thallus expanded, gelatinous, deformed, olivaceous-green ; 

 cells large, nearly equal, pale green, delicately granular ; tegu- 

 ment very thin, soon diffluent. 



SIZE. Cells -015 mm. (Rabh.), -007--OH mm. (Kirch.). 



Rabb. Alg. iii. 33. Kirch. Alg. Schl. p. 110. 



Merettia mucosa, Trevis. Alg. p. 46. 



On stones in streams. 

 Plate V. Jig. 1. Portion of thallus with cells magnified 400 diam. 



Falmella hyalina. Breb. Alg. Fal. p. 39. 



Thallus gelatinous, irregularly expanded, green ; cells very 

 minute, crowded ; tegument almost homogenous with the gela- 

 tinous thallus, very soon diffluent. 



SIZE. Cells -0005--001 mm. (Rabli.), -00075-'001 mm. 

 (.Kirch.]. 



Rabh. Alg. iii. 33. Rabh. Exs. 1525. Kirch. Alg. Schl. 

 p. 110. 



Coccochloris liyalina, Meneg. Nost. p. 66. 



In stagnant water, and bogs. 



The species called Coccochloris hyalina by Hassall (p. 315) is ffomalo- 

 coccus Hassallii, Kutz., one of the Phycochromophycece, and not the 

 present. Perhaps the two may have been mixed up. 



Plate V.Jig. 3. a, part of thallus, X 400 ; 6, portion X 800 di 



