Andisols

Alfic Udivitrand   Oi - A - Bw1 - Bw2 - 2Bt1 - 2Bt2 - 2Bt3 - 2BC - 2C1 - 2C2  Location: Idaho, USA.  Tape increments in dm.  Photo by P. McDaniel.

Aquic Vitrixerand  OI - A - Bw1 - Bw2 - 2E - 2B/E - 2Btxb1 - 2Btxb2  Location: Idaho, USA. Tape increments in cm.  Photo by B. Knapp.