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Epilobium clavatum
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Talus Willowherb
( Epilobium clavatum )
Epilobium clavatum
More Photos at CalPhotos
More Info at Jepson eFlora
Calflora
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About Talus Willowherb (Epilobium clavatum)
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Epilobium clavatum
is a species of flowering plant in the evening primrose family known by the common names Talus Willowherb 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.
Plant Description
Plant Type
Perennial herb
Size
7.9 in tall
Flower Color
Pink
Wildlife Supported
Butterflies & moths hosted ( 5
likely
* )
SHOW ALL
*
White-lined Sphinx
Hyles lineata
Hyles lineata
*
Black-Banded Carpet
Antepirrhoe semiatrata
Antepirrhoe semiatrata
*
Clark's Day Sphinx Moth
Proserpinus clarkiae
Proserpinus clarkiae
*
Fireweed Clearwing
Albuna pyramidalis
Albuna pyramidalis
*
Satyr Pug
Eupithecia satyrata
Eupithecia satyrata
Landscaping Information
Common uses
Hummingbird Gardens
Natural Setting
Climate
Annual Precipitation: 31.1" - 75.4", Summer Precipitation: 1.52" - 3.91", Coldest Month: 22.3" - 36.4", Hottest Month: 44.4" - 54.5", Humidity: 1.86" - 12.70", Elevation: 6960" - 10618"
Alternative Names
Common Names
: Clavatefruit Willowherb, Clavatefruit Willowweed, Clubfruit Willowherb
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Talus Willowherb
Epilobium clavatum
Sources include:
Wikipedia
. All text shown in the "About" section of these pages is available under the
Creative Commons Attribution-ShareAlike License
. Plant observation data provided by the participants of the
California Consortia of Herbaria
, Sunset information provided by
Jepson Flora Project
. Propogation from seed information provided by the
Santa Barbara Botanical Garden
from "Seed Propagation of Native California Plants" by Dara E. Emery. Sources of plant photos include
CalPhotos
,
Wikimedia Commons
, and independent plant photographers who have agreed to share their images with Calscape. Other general sources of information include
Calflora
,
CNPS Manual of Vegetation Online
,
Jepson Flora Project
,
Las Pilitas
,
Theodore Payne
,
Tree of Life
,
The Xerces Society
, and information provided by CNPS volunteer editors, with special thanks to Don Rideout. Climate data used in creation of plant range maps is from
PRISM Climate Group, Oregon State University
, using 30 year (1981-2010) annual "normals" at an 800 meter spatial resolution.
Links:
Jepson eFlora Taxon Page
CalPhotos
Wikipedia
Calflora
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