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Wyethia Śmagna (Hybrid mule's-ears)
Merrill, Connie

Wyethia ×magna

Wyethia ×magna A. Nelson (pro sp.)

Hybrid Mule's-ears

Asteraceae (Aster Family)



USDA Native Status: L48 (N)

Natural hybrid of W. amplexicaulis and W. arizonica.


From the Image Gallery

1 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb
Leaf Retention: Deciduous
Leaf Complexity: Simple
Leaf Shape: Oblanceolate
Leaf Margin: Entire
Breeding System: Flowers Bisexual
Inflorescence: Terminal
Size Notes: Up to about 30 inches tall.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.

Bloom Information

Bloom Color: Yellow
Bloom Time: May , Jun , Jul


Native Distribution: Western Colorado and nothern New New Mexico.
Native Habitat: Mountain meadows and open forests.

Growing Conditions

Water Use: Medium
Light Requirement: Sun , Part Shade
Soil Moisture: Dry , Moist , Wet
Drought Tolerance: Medium
Cold Tolerant: yes
Heat Tolerant: yes


Conspicuous Flowers: yes
Interesting Foliage: yes

Find Seed or Plants

Find seed sources for this species at the Native Seed Network.

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Native Seed Network - Corvallis, OR

Additional resources

USDA: Find Wyethia Śmagna in USDA Plants
FNA: Find Wyethia Śmagna in the Flora of North America (if available)
Google: Search Google for Wyethia Śmagna


Record Modified: 2023-01-30
Research By: JAM

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