The equation for determining the stomatal index (1) is, 1=S/E+Sx100. Where S=the number of stomata, E=total number of epidermal cells in a unit area of the leaf. Oats contain 54,000 per one square inch, but cucumber contains 428,000 per square inch.
Iceland is an island in the Atlantic Ocean, located near the Arctic Circle, between Greenland and Norway. An island of 103.000 km2 (40,000 square miles), it is about the same size as Hungary and Portugal, or Kentucky and Virginia. Iceland is the second largest island in Europe, following Great Britain, and the 18th largest island in the world.
Where is Iceland? Iceland is a North Atlantic island and the westernmost country in Europe, midway between North America and mainland Europe. It lies about 800 km northwest of Scotland and 970 km west of Norway, and its northern coast is just below the Arctic Circle. Iceland is the same distance from London as Athens. The distance from New York to Iceland is the same as from New York to Los Angeles. ReykjavÃ­k is the world's northernmost capital city.