Aletes humilis is a species of flowering plant in the carrot family known by the common names Colorado aletes and Larimer aletes. It is native to Colorado in the United States; it is also known from Wyoming, but there are no recent collections there. This plant forms a mound or cushion up to 10 centimeters tall by 20 wide. The thick, leathery, bright green leaves have toothed edges. The leaves have a celery-like or "soapy" scent. The short inflorescence has yellow flowers. This species was first discovered in Larimer County, Colorado, in the 1890s. Today there are about 39 known occurrences.