268 FLORA OF ALDEKNEY. 



Char a Vulgaris, L. Abundant in a pool in the large disused quarry at 

 Corbelets. Messrs. H and J. Groves have identified the plant as the 

 var. longibracteata . 



MOSSES. 



*Arehidium alternifolium, Schp. On the cliffs west of Trois Vaux, and 

 near La Chue ; also on the common by Fort Houmet. 



Campylopus pyriformis, Brid. On earthy banks in Eose Farm Valley. 



Pottia Heimii, Furn. Cliff bank, Crabbie Bay. 

 *P. Viridifolia, Mitt. Cliffs near La Chue. 

 *P. Starkeana, CM. On a hedgebank near the Longy Eoad. 

 *Tortula eaneseens, Mont. Cliffs near La Chue. 



Barbula lurida, Liiul. On a wall near Helcke's Explosive Factory. 



Weisia microstoma, CM. On the common by Fort Houmet, and on 

 Mauney Hill. 



Physeomitrium pyriforme, Brid. Eose Farm Valley. 

 Bryum inelinatum, Bland. Mauney Hill. 

 *B. pallens, Sw. Quarry at Corbelets. 



B. esespitieium, L. Cliffs at Trois Vaux, and on Mauney Hill. 

 *Amblystegium Kneiffli, B. § S. Plentiful in a quarry pool at Corbelets. 

 Dr. Braithwaite, who examined specimens, calls it a rather weak form of 

 the var. patemum, Sanio. 



MARINE ALGiE. 



*Pleetonema terebrans, Born. § Flak. On Trochus shells, Platte Saline. 

 *Calothrix Crustacea, Thur. Platte Saline, associated with Rivularia atra, 

 in crevices of rocks near high water mark. 



Rivularia Biasolettiana, Mmeg. In a rockpool under a dripping cliff 



below Fort Albert. 



*Rhizoelonium riparium, Harv. Platte Saline. 



*Eetoearpus Stilophorse, Cm. Platte Saline, growing between the corti- 

 cal cells of Lcathcsia crispa. 



Myrionema punetiforme, Harv. Alderney (Batters' Catalogue). 



CystOSeira granulata, Ag. Alderney (Batters' Catalogue). 

 *Erythrotriehia WelwitZSChii, Batt. On Trochus shells, Platte Saline. 

 *AerOCh2etium Virg'atulum, var. mlnutissimum, Batt. (Callitkamnion 

 minutissimum, Kiitz). On Zostera leaves, Clanque Bay and Platte Saline. 

 *Nemalion multifldum, J. Ag. Alderney (Batters' Catalogue). 

 *Gelidium pusillum, Le Jol. Platte Saline. 

 *Laureneia esespitosa, Lam. Platte Saline. 

 *MonOSpora elavata, /. Ag. Alderney (Batters' Catalogue). 

 *PeysS0nelia atropurpurea, Cm. Alderney (Batters' Catalogue). 



FRESH WATER ALGjE. 



*'UroeoeeuS insignis, Hass. On the moor by Fort Essex, scarce. 

 *Palmella mucosa, Kutz. Streamside, Clanque cliffs. Marsh at Val du 



Sud. 

 Porphyridium eruentum, Nag. At the base of walls, and on damp earth 



in Eeuter's Valley and several other places. 

 *Botryoeoeeus Braunii, Kiitz. In a water-trough at Tolval. Millpond in 



Eose Farm Valley. 





