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Biennial Cinquefoil
Potentilla biennis
About Biennial Cinquefoil (Potentilla biennis) 0 Nurseries Carry This Plant Potentilla biennis is a species of cinquefoil known by the common names biennial cinquefoil and Greene's cinquefoil. It is native to western North America from northwestern Canada to the southwestern United States, where it grows in moist habitat. This is an annual or biennial herb producing an erect stem up to 70 centimeters tall from a taproot. It is hairy and glandular in texture. The hairy leaves are each divided into three toothed, oval leaflets each up to 3 centimeters long. The inflorescence is a cyme of several flowers. Each flower has five oval yellow petals 1 or 2 millimeters long and five triangular sepals which are slightly longer. The fruit is a minute whitish achene.
Plant Description
Plant Type
Plant Type
Perennial herb

0.33 - 2.3 ft tall

Flower Color
Flower Color

Wildlife Supported

Landscaping Information
Part Shade

Natural Setting
Site Type
Site Type
Moist shores

Annual Precipitation: 6.1" - 54.9", Summer Precipitation: 0.23" - 4.42", Coldest Month: 23.0" - 48.3", Hottest Month: 46.3" - 77.4", Humidity: 0.59" - 29.07", Elevation: 942" - 10598"

Alternative Names
Common Names: Greene's Cinquefoil

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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