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Iliamna rivularis (Douglas ex Hook.) Greene
Streambank wild hollyhock, Wild hollyhock, Mountain globemallow
USDA Symbol: ilri
USDA Native Status: L48 (N), CAN (N)
This perennial may reach 6 ft., but 1 1/2-3 ft. is usual in drier locations. Showy, pink, rose-purple or nearly white flowers are borne from upper leaf axils forming an erect, terminal raceme. Large leaves are broadly heart-shaped with triangular lobes.
Plant CharacteristicsDuration: Perennial Habit: Herb Leaf:
Green Fruit: Size Class:
Bloom InformationBloom Color: White , Pink , Purple
Bloom Time: Jun , Jul , Aug
, WY Canada: AB Native Distribution:
E. of the Cascade Mts. from B.C. to OR,
e. to Alt. & CO Native Habitat:
Stream banks; mountain meadows
Growing ConditionsWater Use: Medium
Light Requirement: Part Shade
Soil Moisture: Moist
CaCO3 Tolerance: Low
Soil Description: Moist, rich soil.
Conditions Comments: Not Available
BenefitWarning: Berries can be toxic to humans, especially children, if ingested. Sensitivity to a toxin varies with a personís age, weight, physical condition, and individual susceptibility. Children are most vulnerable because of their curiosity and small size. Toxicity can vary in a plant according to season, the plantís different parts, and its stage of growth; and plants can absorb toxic substances, such as herbicides, pesticides, and pollutants from the water, air, and soil.
Conspicuous Flowers: yes
National Wetland Indicator Status
|Status:|| FACW || FAC |
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: 2013-06-21
Research By: TWC Staff