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Epilobium lactiflorum
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Milkflower Willowherb
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Epilobium lactiflorum

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About Milkflower Willowherb (Epilobium lactiflorum) Epilobium lactiflorum is a species of willowherb known by the common name milkflower willowherb or whiteflower willowherb. This plant is found throughout northern North America and northern Eurasia, where it most often grows in moist, rocky areas at some elevation. It is a hairy, clumping perennial with thin stems reaching 10 to 50 centimeters in height, and leafy stolons. The leaves are 2 to 5 centimeters long and have hairs along the edges and winged petioles. The tiny flowers are usually white, sometimes pink, and have notched petals 3 to 6 millimeters long. The fruit is a hairy capsule up to 10 centimeters in length.
Plant Description
Plant Type
Perennial herb

Max. Height
0.33 - 1.6 ft (0.1 - 0.49 m)

Flower Color
Pink, White

Native Status

Natural Setting
Elevation ?
494' - 14090'

Annual Precip. ?
9.2" - 119.7"

Summer Precip. ?
0.30" - 4.32"

Coldest Month ?
10.8° F - 48.4° F

Hottest Month ?
34.1° F - 74.1° F

Humidity ?
1.29 vpd - 23.63 vpd

Landscaping Information
Common uses
Hummingbird Gardens

Nursery Availability
Never or Almost Never Available

Other Names
Common Names
Whiteflower Willowherb

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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