Open tract is a term used in land surveying and refers to an area of land that has not been divided into parcels or lots. The two crossword solutions, LLANO and LEA, both refer to types of open tracts. LLANO is a Spanish word meaning 'PLAIN' or 'open country, ' and is used to describe a large, flat area of land with few trees or other features. LEA is an Old English word meaning 'MEADOW' or 'PASTURE, ' and is used to describe an area of grassland, usually with some trees or shrubs.