Lewisia triphylla
Encyclopedia
Lewisia triphylla is a species of flowering plant in the purslane family
Portulacaceae
Portulacaceae are a family of flowering plants, comprising about 20 genera with about 500 species, ranging from herbaceous plants to shrubs. The family has been recognised by most taxonomists, and is also known as the purslane family; it has a cosmopolitan distribution, with the highest diversity...

 known by the common name threeleaf lewisia. It is native to western North America from British Columbia
British Columbia
British Columbia is the westernmost of Canada's provinces and is known for its natural beauty, as reflected in its Latin motto, Splendor sine occasu . Its name was chosen by Queen Victoria in 1858...

 to California
California
California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...

 to Colorado
Colorado
Colorado is a U.S. state that encompasses much of the Rocky Mountains as well as the northeastern portion of the Colorado Plateau and the western edge of the Great Plains...

, where it grows in mountain and forest habitat, often in wet, rocky alpine
Alpine climate
Alpine climate is the average weather for a region above the tree line. This climate is also referred to as mountain climate or highland climate....

 areas where it may bloom through the snowmelt. This is a perennial herb growing from a fibrous taproot
Taproot
A taproot is an enlarged, somewhat straight to tapering plant root that grows vertically downward. It forms a center from which other roots sprout laterally.Plants with taproots are difficult to transplant...

 and corm
Corm
A corm is a short, vertical, swollen underground plant stem that serves as a storage organ used by some plants to survive winter or other adverse conditions such as summer drought and heat ....

 unit. Instead of a basal rosette like many other Lewisia
Lewisia
Lewisia is a plant genus, named for Meriwether Lewis.Species include: * Lewisia brachycalyx Engelm. ex A.Gray: USA , Mexico * Lewisia cantelovii J.T.Howell: USA...

species it produces 2 to 5 short, slender, fleshy leaves from the lower part of the stem, which may be at or under the soil surface. The small stem bears an inflorescence
Inflorescence
An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Strictly, it is the part of the shoot of seed plants where flowers are formed and which is accordingly modified...

of 1 to 25 flowers. The flower has 5 to 9 small white or pinkish petals often marked with darker veining or stripes.

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