Gillham, ME 1955: Ecology of the Pembrokeshire Islands. III. The effect of grazing on the vegetation. - Jour. Ecol.43(1): 172-206. [RLL List # 22 / Rec.# 6669] Keywords: PEMBROKESHIRE ISLANDS/ BRITISH ISLES/ ECOLOGY/ FLORA
Abstract: 6 fig. 4 tab. ["Bryophytes, which form an important part of the turf where [rabbit] grazing is heavy in inland areas, are of little important on sea cliffs as they cannot withstand exposure to wind and salt. Their place is taken by minute rosette angiosperms of lichens...."--Author's summary.]