Clare Island Survey — Marine Algae. 15 97 



Fucus serratus L.— ab. 



var. angustifrons Stackh. — CI/. 

 Ascophylluru nodosum LeJol. — CIr ; CB, AS,«i. 



var. Mackaii (Turner) comb. nov. — Boundstone Bay/. See note. 

 Pelvetia canaliculata Decne et Thur. — ab. 



Bifurearia tuberculata Stackh. — Dog's Bay, Boundstone. Bock-pools, 

 Hinianthalia lorea Lyngb. — CI ab. 

 Halidrys siliquosa Lyngb. — CB, BB, c. 

 Cystoseira ericoides Ag. — CI c. 



grauulata Ag. — CB c. Iu pools, and in shallow water. 



[discors Ag.] — Boundstone (teste Johnson, 1899). 



fibrosa Ag. — CI r. In roek-pools. 



TlLOPTEEIDEAE. 



TTilopteris Mertensh Kiitz.] — Boundstone (coll. McCalla). 



DlCTYOTACEAE. 



Dicytota diehotorna Lamx. — at). 



var. implexa J.Ag. — CI c. 

 Taonia atomaria •/. Ag. — CB r. See note. 

 Dictyopteris meinbrauacea Batt. — CB ;-. See note. 



FLORIDEAE. 



POEPRTKEAE. 



Conehocelis rosea Batt. — CB /. In shells. 



Goniotrichurn elegans he Jol. — Oft' Annagh Island )•. On Champia parvula. 



Erythrotrichia carnea Le Jol. — •/. 



Bertholdii Batt.— Achill f. See note. 



* investiens Born.— See note. 



Boryana Berth. — CI r. On Laurencia pinnatifida. 

 Welwitschii Batt. — CI r. See note. 

 Bangia fuscopurpurea Lyngb. — c. 

 *Porphyra coccinea J. Ag. — CI r. See note, 

 leucosticta Thur. — CI/. On Fucus spp. 

 umbilicalis Kiitz. — ab.' See note. 

 var. laciniata J. Ag.—c. 

 var. linearis Thur. — c. 

 Nemaliobinae. 

 *Colaconema Bonnemaisoniae Batt. — AS r. In Bonnemaisonia asparagoides. 

 Chantransia virgatula Thur. — See notes. 



var. luxurians Bosenv. — CI c, CB r. 



* var. tetriea Bosenv .— CI, CB, r. 

 var. secundata Bosenv. — ab. 



+ Thuretii Kylin. — CB, AS, c. See note. 



K.I. A. PEOC, VOL. XXXI. N 15 



