''Heuchera parvifolia'' is a species of flowering plant in the saxifrage family known by the common names littleleaf alumroot and common alumroot. It is native to California and the

Interior West The Mountain states (also known as the Mountain West or the Interior West) form one of the nine geographic divisions of the United States that are officially recognized by the United States Census Bureau. It is a subregion of the Western Un ...

of the

United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...

, where it grows primarily on rocky ledges on slopes and canyon walls. ''Heuchera parvifolia'' is a variable species, and has many proposed varieties, although these are not generally agreed upon. It has ovate to circular cordate leaves that are up to about 6 centimeters in length. It blooms from May to September, producing a 20–75 centimeter-long panicle of whitish, yellowish, or greenish flowers. The

specific epithet In Taxonomy (biology), taxonomy, binomial nomenclature ("two-term naming system"), also called binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, both of which use Latin gramm ...

''parvifolia'' means "small-leaved". ''Heuchera parvifolia'' is a separate species from the similarly-named '' Heuchera parviflora'' of the eastern United States.

References

parvifolia Flora of Arizona Flora of California Flora of Colorado Flora of Idaho Flora of Montana Flora of Nevada Flora of New Mexico Flora of Utah Flora of Wyoming Perennial plants {{Saxifragaceae-stub