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.
Located in the continent of Europe, Iceland covers 100,250 square kilometers of land and 2,750 square kilometers of water, making it the 108th largest nation in the world with a total area of 103,000 square kilometers. Iceland was founded as a distinct and original nation in 1944. The population of Iceland is 313,183 (2012) and the nation has a density of 3 people per square kilometer. The currency of Iceland is the Iceland Krona (ISK). As well, the people of Iceland are refered to as Icelandic.