Epilobium clavatum

{{Short description|Plant species in the willowherb family}}

{{Speciesbox

| image = Epilobium_clavatum_5575.JPG

| image_caption = Epilobium clavatum in Mount Baker-Snoqualmie National Forest

| status = {{TNCStatus}}

| status_system = TNC

| status_ref = {{Cite NatureServe |date=2 May 2025 |id=2.1275062 |title=Epilobium clavatum |access-date=13 May 2025}}

| genus = Epilobium

| species = clavatum

| authority = Trel.

| synonyms_ref = {{cite POWO |id=92466-2 |title=Epilobium clavatum Trel. |access-date=13 May 2025}}

| synonyms = {{Species list

| Epilobium alpinum var. clavatum | (Trel.) C.L.Hitchc.

}}

}}

Epilobium clavatum is a species of flowering plant in the evening primrose family known by the common names talus willowherb{{PLANTS|id=EPCL|taxon=Epilobium clavatum|accessdate=18 March 2016}} and clavatefruit willowherb. It is native to western North America from Alaska to northern California to Colorado, where it grows in rocky high mountain habitat such as talus. It is a clumping perennial herb forming bristly mounds up to about 20 centimeters high and spreading outward via tough stolons. The oval-shaped leaves are 1 to 3 centimeters long. The inflorescence is an erect raceme of flowers, each with four small pink petals. The fruit is a capsule up to 4 centimeters long.