Geum macrophyllum Willd.
Large-leaf Avens, Largeleaf avens
Rosaceae (Rose Family)
USDA Symbol: gema4
A leafy plant with 1 or several stems, and a few yellow flowers on branches at the top.
Geums with yellow flowers are difficult to distinguish from Cinquefoils (Potentilla), but in Geum species the style is divided into an upper and lower part, and in most western species the leaves are also narrow at the base and broad at the tip.
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Bloom InformationBloom Color: Yellow
Bloom Time: Apr , May , Jun , Jul
DistributionUSA: AK , AZ , CA , CO , ID , ME , MI , MN , MT , ND , NH , NM , NV , NY , OR , SD , UT , VT , WA , WI , WY
Canada: NB , NS , PE
Native Distribution: Alaska; south to Baja California; east to South Dakota and the Rocky Mountain region as far south as northern New Mexico.
Native Habitat: Moist woods or meadowland from low to high elevations.
Growing ConditionsWater Use: Medium
Light Requirement: Shade
CaCO3 Tolerance: Medium
BenefitConspicuous Flowers: yes
Find Seed or Plants
Find seed sources for this species at the Native Seed Network.
View propagation protocol from Native Plants Network.
National Wetland Indicator Status
From the National Organizations DirectoryAccording to the species list provided by Affiliate Organizations, this plant is on display at the following locations:
Native Seed Network - Corvallis, OR
Additional resourcesUSDA: Find Geum macrophyllum in USDA Plants
FNA: Find Geum macrophyllum in the Flora of North America (if available)
Google: Search Google for Geum macrophyllum
MetadataRecord Modified: 2007-01-01
Research By: TWC Staff