Serpentine soils have long fascinated biologists for the specialized floras they support and the challenges they pose to plant survival and growth. This volume

Gros Morne is the largest and most spectacular national park in eastern Canada-one of the best known parks yet one of the least visited. It is renowned as a UNE

Most organisms and populations have to cope with hostile environments, threatening their existence. Their ability to respond phenotypically and genetically to t