22 MARINE ALGAE. 



E. confervoides, Le e/b. B E F, Loch Goil, Arran, Bute, Cumbraes, Gourock, 

 etc., Ardrossan 1 & 2. 



f. siliculosa, Kjellm. F, Cumbrae 2. 



f. penicillata, C. Ag. F, Cumbrae 2. 



E. fasciculatus, Harv. B F, Helensburgh, Cumbrae 2, Portincross, West 

 Kilbride 1. 



f. pygmaea, Batt. (= Ect. pygmaeus, KjellmT) Cumbrae 2. 

 E. granulosus, C. Ag. E F, Lamlash, Cumbrae 2, Gourock, Ardrossan 1. 



f. refracta. F, Cumbrae, Irvine 2. 

 E. secundus, Kutz. F Cumbrae, Fairlie 2. 

 E. ovatus, Kjellm. E F, Lamlash, Cumbrae 2. 

 E. Hincksiae, Harv. F, Ayrshire 11, Shoalsbuoy, Cumbrae 2. 

 E. tomentosus, Lyngb. E F, Arran, Bute, Cumbraes, Kirn, etc., S.-dtcoats 1. 

 E. tomentosoid.es, Farlow. F, Cumbrae 2. 

 E. Landsburgii, Harv. EF, Arran 11, Kyles Bute 20, Cumbrae 2, Largs, 



Ardrossan 1. 



E. distortus, Harv. EF, Arran 1, Cumbrae, Ardrossan 2. 

 Sorocarpus uvaeformis, Pringsh. F, Cumbrae 1, Gourock 2. 

 Isthmoplea sphaerophora, Kjellm. E F, Arran 1, Cumbrae 2, Portincross 1, 

 Pylaiella litoralis, Kjellm. B E F, Gareloch, Arran, Bute, Cumbrae, Gourock, 

 etc., Ardrossan 1 and 2. 



f. ferrugiuea, Kjellm. E F, Arran, Cumbrae 2. 



f. compacta, Kjellm.}?, Seam ill 1. 

 P. varia, Kjellm. EF, Bute, Cumbrae, Saltcoats 2. 



ARTHROCLADIACEAE. 

 Arthrocladia villosa, Dubi/.Ei F, Lamlash 20, Cumbrae 16. 



ELACHISTACEAE. 



Myriactis Stellulata, Batt. E F, Lamlash 16, Portincross 20, Cumbrae 8. 



M. pulvinata, Kutz. F, Cumbrae 20. 



M. Areschougii, Batt. F, Farland Point 20. 



Elachistea Grevillii, Arn.EF, Arran, Cumbrae 1, Largs, Seamill 1 and 7. 



E. fucicola, Fries. B E F K, Gareloch, Arran, Cumbraes 1 and 2, Wemyss 



Bay, etc., Ayrheads 2. 

 Leptonema fasciculatum, Rice. F, Cumbrae 20. 



f. subcylindrica, Rosenv. Cumbrae 5. 



f. uncinata, Rice. F, Gourock. 

 Halothrix lumbricalis, Rke. E F, Bute, Cumbrae, Fairlie 2 and 20. 



SPHACELARIACEAE. 



Sphacelaria radicans, Harv. E F, Lamlash, Cumbrae 2. 



S. olivacea, Pringsh. E F, Arran 1, Cumbrae 2, Ardrossan 1. 



S. racemosa, Grev. E F, Arran 8, Cumbrae 6. 



S. cirrhosa, C. Ag. BEFJK, Loch Goil 1, Corriegills Arran 1, Cumbrae 2, 



Fairlie, etc., Girvan 1, Ailsa Craig 2, Saltcoats, Ardrossan, etc , 1. 

 f. fusca, Holm, et Batt. E F, Arran, Cumbrae 1. 

 var. aegagrophila, Ag. E F K, Bute 9, Cumbrae 1, Fairlie, Ayrheads 



1 and 2. 

 var. patentissima, Grev. E, Bute 9. 



S. plumigera, Holm. E F, Lamlash Arran 2, Cumbrae 6, Portincross, 

 Ardrossan 11. 



S. plumula, Zan. E, Lamlash Arran 20. 



Chaetppteris plumosa, Kutz. E F K, Arran, Cnmbrae 2, Portincross 20, 

 Girvan 2, Ardrossan 1. 



Cladostephus spongiosus C. Ag. BEFJK, Loch Goil 1, Cumbrae 2, Ar- 

 drossan 1, Kildonan 10, Ayrheads 2. 



