270 FLORA OF ALDERNEY. 



Chsetophora endivisefolia, Ag. Under trickling water at Tolval, below 



the new plantation. 

 *Coleoehsete SCUtata, Breb. Attached to leaves of aquatic mosses and 



other water plants in the pool in Mauney quarry, plentiful. 

 *Aphanoehgete repens, Braun. Plentiful on an (Edogonium in a quarry 



pool on the cliffs near Le Becquet. Abundant on Cladophora glomerata 



in Rose Farm pond. 



ChrOOGOeeus tUPgidUS, Wag. Quarry pool, Becquet cliffs. Dripping 

 rocks under Fort Albert. 



*Gloeoeapsa polydermatiea, Kiitz. On the moist sea-bank under Fort 

 Albert. 



^Microcystis marglnata, Kirseh. Old quarry pool below Fort Essex. 

 *Aphanotheee Stagnina, Bab. Pool in the old quarry at Clanque Bay. 

 *NostOC museOPUm, Ao. Growing among mosses on a wall in Moriaux 

 Road. 

 N. commune, Vouch. On stones, Trois Vaux. 

 *N. sphsePieum, Vauch. Longy Pond, scarce. 



*N. CSePUleum, Lyng. On aquatic mosses, IMaimey quarry. Common in the 

 pool in Corbelets quarry. 



*Anat)Sena OSCillaPioides, Borg. On the shore at Fort Houmet, at the 

 roots of Glaux and Juncus. 



CylindPOSpePmum maCPOSpePmum, Kiitz. On moist earth, Reuter's 

 Valley. 



*SpiPUlina JennePi, Kiitz. Quarry marsh, Clanque Bay, very scarce. 



*LeptOthPix parasitica, Kiitz. Quarry pool opposite Corbelets Bay, grow- 

 ing on (Edogonium. Filaments exceedingly slender. 



OscillaPia tenePPima, Eiltz. Marsh at Val du Sud. Water-trough on 

 the cliffs below the mill. Margin of Rose Farm pond. 



0. tenuis, Ag. Abundant in the old millpond in Rose Farm Valley. 



*0. antliaPia, Jurg. Sides of water-trough at Martin's Bridge. 



0. limosa, Ag. On the margin of Rose Farm pond, intermixed with 0. 

 tenerrima. 



0. nigPa, Vauch. Abundant after rain on the roadside in the Valley. 

 Millpond in Rose Farm Valley. Under the drip of the water-trough 

 above Rose Farm. 



*0. nigTO-viPidis, Thw. On the shore at Fort Houmet, among Glaux and 

 Juncus. 



0. FPOliehii, Kiitz. Mauney quarry pool. Tolval, intermixed with other 

 algae. Millpond m Rose Farm Valley. Quarry pool below Fort Essex. 

 Cliff marsh at Clanque. 



*MiCPOCOleus gracilis, Hass. On the shore by Fort Houmet, intermixed 



with the next species. 



*M. tePPestPis, Besm. Shore by Fort Houmet, among Glaux. Abundant 

 after rain on the roadside at Corbelets Bay and Longy Road. 



*TolypothPix segagPOpila, K'ltz. Abundant in the pool in Mauney 

 quarry. Quarry pool, Clanque Bay. 



T. COaetilis, Kiitz. Plentiful in Longy pond. Quarry pool, Clanque Bay. 



RivulaPia gpanulifepa, Carm. Plentiful on a dripping cliff in Clanque 

 Bay. 



*ChantPansia pygmsea, Kiitz. On the sides of the water-trough in 

 Reuter's Valley. 



