401 Open land
Geometry: area.
Definition
Open land that has a ground cover (grass, moss or similar). If yellow coloured areas become dominant, a screen (75% instead of full yellow) may be used. Shall not be combined with area symbols other than Stony ground (210) and Marsh (308).
Parameters
Minimum width: 0.6 mm (footprint 9 m).
Minimum area: 2 mm2,
Colour: yellow (or yellow 75%).