MARINE ALGAE. 25 



D. KHODOPHYCEAE. 



I. PORPHYRACEAE. 



Bangia fuscopurpurea, Lyngb. E F K, Arran 1, Portincross 19, Bute, Curn- 



brae 1 & 2, Gourock, etc., 1, Girvan 2. 

 Erythrotrichia carnea, J. Ag.( = Bangia ceramicola, Phyc. Br.), J. Ag. EF, 



Arran, Portincross 1, Cumbrae 1 & 2, Ardrossan, etc., Irvine 11. 

 f. investiens, Hauck ( = Porphyra eiliaris 20). E, Arran 20, between 



Saltcoats and Fairlie 26. 



Goniotrichum elegans, Zanard.F, Cumbrae 1. 

 Conchocelis rosea, Batt. F, Cumbrae 20. 

 Porphyra linearis, Grev. E F, Arran, Cumbrae 1 & 2, Helensburgli 10, 



Kirn 1. 



P. leucosticta, Thur. F, Cumbrae 1, Bute 20, Portincross 7. 

 P. coccinea, J. Ag. F, Faiiand 20. 



P. laciniata, C. Ag. E F J, Arran, Bute, Skelmorlie, Cumbrae 1 & 2, Helens- 

 burgh 10, etc., Ardrossan 1. 



f. urubilicaJis. B F, Loch Goil, Bute, Portincross, Ardrossan 1. 

 P. miniata, J. Ag. F J, Arran, Kildonan 1, Cumbrae, Saltcoats, Irvine 2. 

 f. amplissima, Foslie. Cumbrae 20. 

 f. abyssicola, Kjellm. F, Cumbrae 2. 

 f. tenuissima, Foslie. F, Cumbrae 2. 

 f. typica, Foslie. F, Cumbrae, Irvine 2. 



II. FLORIDEAE. 

 Helminthocladiaceae. 



Acrochaetium virgatulum, J. Ag. EF, Arran, Cumbrae, Hunterston 2, 

 Largs 6, Skelmorlie 1. 



A. Daviesii, Ncig. E F, Arran, Cumbrae 2, Largs 1. 

 . A. secundatum, Niig. F, Cumbrae, Saltcoats to Fairlie, Ardrossan 20. 



A. chyle cladiae, Batt. f. pulchra, Batt. F, Cumbrae 2. 



Nemalion multifidum, J. Ag. E, Bute 1 (Machrihanish Bay 2). 



N. lubricum, Duby. F, Portincross 20. 



Helminthora divaricata, J. J#. E F, Arran 1 & 2, Ardrossan, Salt- 

 coats 11. 



CHAETANGIACEAE. 



Scinaia furcellata, Bivona. E F, Corriegills 11, Lamlash 16, Cumbrae 2. 

 f. subcostata, J. Ag. F, Cumbrae 1 & 2. 



GELIDIACEAE. 



Choreocolax ^olysiphoniae, Reimch.~F, Cumbrae, Fairlie to Saltcoats 20. 



C. tumidus, Reinsch. F, Cumbrae 2. 



Naccaria Wigghii, Endlich. F I K, Cumbrae, Fairlie, Campbeltown, Ayr- 

 heads 1 (also Machrihanish Bay 11). 



Harveyella mirabilis, Schmitz & Rice. F, Fairlie 20. 



Gelidium corneum, Lamx.J F K, Whiting Bay, Arran, Cumbrae, Girvan, 



Ayrheads 2. 

 f. clavifera, Grev. E, Port Bannatyne Bute 2. 



G. crinale, J. Ag. E F, Arran 2, Bute, Cumbrae, Fairlie to Saltcoats 20. 

 f. polycladium, Hauck. F, Cumbrae 2. 



G. latifolium, Born, et Thur. ( = G. corneum, f. latifolia 1). E F, Bute, Cum- 

 brae, Girvan 1. 



GlGARTINACEAE. 



Chondrus crispus, Stackh. B E F J K, Gareloch, Arran, Bute 1, Cumbrae, 



Ailsa Craig 2, Ayrheads, Portincross, etc. 1. 

 Oigartina mamillosa, J. Ag. B E F J, Gareloch 20, Bute, Cumbrae 2, 



Kildonan 10, Gourock 11. 



