Heuchera americana, or Alumroot, is a small (under 2 ft. high and wide) evergreen perennial

Perennial plant

A perennial plant or simply perennial is a plant that lives for more than two years. The term is often used to differentiate a plant from shorter lived annuals and biennials. The term is sometimes misused by commercial gardeners or horticulturalists to describe only herbaceous perennials...

 native to Central U.S. Lobed semi-palmate green, purple, or brown leaves are often veined or marbled. Loose racemes of insignificant green to cream flowers are born on 3' stalks in early summer.

Characteristics

This species has become popular with horticulturists and home-gardeners. It is usually grown for its unique foliage. New varieties are introduced regularly.