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Bransford, W.D. and Dolphia
Collomia grandiflora Dougl. ex Lindl.
Collomia, Grand collomia, Large-flower mountain-trumpet
USDA Symbol: COGR4
USDA Native Status: Native to U.S.
Large-flower mountain-trumpet or collomis is a leafy, erect annual, 4 in. to 3 ft. high. Its stems are usually unbranched and its leaves are narrow, becoming smaller upward. Funnelform flowers, occurring in dense, terminal heads, are yellow-salmon to almost white.
Plant CharacteristicsDuration: Annual Habit: Herb Flower:
Fruit: Size Class:
Bloom InformationBloom Color: Orange , Yellow
Bloom Time: Apr , May , Jun , Jul
AZ , CA , CO , ID , MT , NV , OR , UT , WA , WY Canada: BC Native Distribution:
B.C. to Missoula Co., MT, s. to CA, AZ & w. CO Native Habitat:
Open, wooded slopes below 8000 ft. USDA Native Status: L48(N), CAN(N)
Growing ConditionsLight Requirement: Part Shade
Soil Moisture: Dry
Soil Description: Dry soils.
Conditions Comments: Not Available
PropagationDescription: Not Available
Seed Collection: Not Available
Seed Treatment: Not Available
Commercially Avail: yes
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
Recommended Species Lists
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Record Modified: 2007-01-01
Research By: TWC Staff