Commonly found where the rivers flow outwards in all directions and downhills from a high point (crater of volcano)
Pattern resembles the spokes of bicycle.
radial and centripetal
The opposite of radial pattern .
The stream drain into a basin or depression or a crater lake.
The pattern resembles the spoke of a bicycle wheels
The tributaries flow along the areas of less resistant rock and join the main river at right angles.
Commonly found in area of alternating bands of resistant and less resistant rocks.
When tributaries join the main river at an acute angle.
Resembles branches or vein of a leaf
Common pattern where one type of rocks and erosion takes place evenly.