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Geum macrophyllum Willd.
Large-leaf Avens, Largeleaf avens
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.
Plant CharacteristicsDuration: Perennial Habit: Herb Leaf:
Bloom InformationBloom Color: Yellow
Bloom Time: Apr , May , Jun , Jul
, WY Canada: NB
, 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
National Wetland Indicator Status
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1
(Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here
for map of regions.
From the National Organizations Directory
According to the species list provided by Affiliate Organizations, this plant is either on display or available from the following:
Native Seed Network
- Corvallis, OR
Record Last Modified: 2007-01-01
Research By: TWC Staff