Each country in the European Union has its own definition of a forest and the European Commission has defined forestland as having at least 20% canopy closure (10% in the Mediterranean forests) and a minimum area of 0.5 ha. (1 ha. = 0.01 kmÂ²). Elsewhere, the definition of a tree can vary.
Lunula: the crescent-shaped area at the base of the human fingernail.
For the village in Iran, see Leyla, Iran. Leila (Hebrew: ×××× â) (Arabic: ÙÙÙÙ â) is a feminine given name in the Hebrew, Iranian and Arabic languages.Leila is the Hebrew and Arabic word for night, laylah (××××) (written as ÙÙÙØ© in Arabi or the village in Iran, see Leyla, Iran. Leila (Hebrew: ×××× â) (Arabic: ÙÙÙÙ â) is a feminine given name in the Hebrew, Iranian and Arabic languages.