From my early days in the Himalayas, the snow covered mountain summits always fascinated me. I observed the blanket of snow grow thick over the winter months and then the massive rock faces slowly exposed as the sun moved to the Northern Hemisphere. I wondered what happened at those heights when the snows melted. I was certain there would be fascinating plants there, unknown to the world. This belief took me to those staggering heights, to places too remote for ...