Colony Form Description Pinpoint Smaller than 1 mm. Circular A circle larger than 1 mm. Irregular A non-circular shape. Filamentous Resembling a bunch of strings. Colony Elevation Cushion Raised Flat Raised Center Colony Surface Smooth Smooth colony surface. Rough Rough colony surface. Ringed A colony surface with rings. Colony Texture Amorphous A typical textureless colony. [...]