Host an Event Volunteer Join Tickets

Support the plant database you love!


Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

Enter a Plant Name:
Or choose a plant family:
Argemone munita (Flatbud prickly poppy)
Bransford, W.D. and Dolphia

Argemone munita

Argemone munita Durand & Hilg.

Flatbud Prickly Poppy, Flatbud Pricklypoppy

Papaveraceae (Poppy Family)



USDA Native Status: L48 (N)

A short-lived, thorny, aggressive, perennial with 2-4 ft. spiny stems, lobed leaves, and showy, 3 in. white or yellow flowers.


From the Image Gallery

4 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Annual
Habit: Herb
Root Type: Tap
Leaf Complexity: Simple
Breeding System: Flowers Bisexual
Flower: Flowers 3 inches
Size Class: 3-6 ft.

Bloom Information

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


USA: AZ , CA , ID , NV , OR , UT
Native Distribution: Coast Ranges s. from San Luis Obispo Co., e. to UT.
Native Habitat: A variety of sites from 250-6000 ft.

Growing Conditions

Water Use: Low
Light Requirement: Sun
Soil Moisture: Dry
Soil Description: Various drier soils.
Conditions Comments: Useful only in large, rocky desert or mountain sites where little else will grow. Has the potential to be a very troublesome weed and exudes a sap which, if ingested, is poisonous to humans and range animals.


Warning: Seeds and other plant parts can be toxic 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


Description: Propagate from seed. Flowers the first year.
Seed Collection: Not Available
Seed Treatment: Fire-treated seeds often have better germination.
Commercially Avail: 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 Argemone munita in USDA Plants
FNA: Find Argemone munita in the Flora of North America (if available)
Google: Search Google for Argemone munita


Record Modified: 2007-01-01
Research By: TWC Staff

Go back