602 A. HESSELBO 



Philonotis tomenlella, Mninm piinctaliim, M. orthorrhynchnm, Amphi- 

 diiim Moiigeottii, A. lapponiciim, AiKvctangiiim compactnm, Didymodoi} 

 riibeUns and Schistidium gracile grew al^undanlly in extensive cushions. 

 Lesciiræa fdamentosa was foiind abundanlly at the basal part ol" 

 the rock-face. Pohlia criida, Baiiramia ityphijlla, Plagiothechim pnl- 

 chellum, MijureUa jnlacea, M. tenerrima, Radida coniplanata, Haplozia 

 atrovirens and Marchantia polymorpha grew parlly in small tuits, 

 partly intermixed with olhcr species in the tui'ls Tormed by iheni. 



2. Botnsdalur, Hvalfjord ur: damp rock-face. The base 

 of the rock-face, up to a height of about a few metres, was covered 

 with extensive cushions of Hypnnm cnpressiforme, H. mollnscum, 

 Brachythecium glareosum, Orthothecinm chryseiiin, Phdonotis tomen- 

 iella and Distichiiim montaniim. Where the rock-face was wet wilh 

 the downward-oozing water, large patches of it were covered with 

 Anomobrynm concinnum. Partly in the crevices of the rock-face, 

 partly scattered in the tufts there occurred Amblysteginm Spnicei, 

 Bryiim pallescens, B. inclinatiim, Lophozia qiiinqiiedentata, L. Mnlleri, 

 Blepharostoma trichophyllum and Aneiira pinguis. 



3. B e r u f j 6 r d u r, r o c k - f a c e, where the water was o o z i n g 

 down from the ledge above: Hypnnm alpestre, Orlholhccinm 

 chrysenm, Blindia acnta, Onchophorns Wahlenbergii, Plagiopns (Kderi, 

 Phdonotis fontana, Distichinm montannm, Mynrella jnlacea, M. tener- 

 rima, Scapania snbcdpina, Lophozia qninqnedentata, Haplozia atrovi- 

 rens and H. cordifolia. 



4. Seydisfj ordur, dry rock face with a northern ex- 

 posure. On the dry rock face itself there grew: Pterigynandrnm 

 fdiforme, Homalothecinm sericeum , Grimmia fnnalis, G. torquata, 

 Hypnnm revolntnm and Orthotrichnm rnpestre. The basal part of 

 the rock-face was much weathered, presenting numerous crevices 

 and small ledges. There grew: Hypnnm revolntnm, H. fdicinnm, 

 Orthothecinm cliryseum , Plagiothecinm pnlchellnm, P. Roeseannm. 

 Mynrella jnlacea, M. tenerrima, Amphidinm Mongeottii, Mninm orthor- 

 rhynchnm, Bartramia ityphylla, Pohlia crnda. Plagiobrynm Zierii, 

 Meesea trichoides, Orthotrichnm Blyttii, Distichinm montannm, Di- 

 trichnm ftexicanle. Fissidens osmnndoides, Schistidinm confertnm, 

 Didymodon rnbellns, Metzgeria fnrcata, Blepharostoma trichophyllnm 

 and Odontoschisma elongatnm. 



5. Akureyri, dry rock-face, 350 metres above sea- 

 level. The rock-face was covered with extensive mats oi Homalo- 

 thecinm sericenm and Pterigynandrnm fili forme mixed with cus- 



