Bloomipedia
Checker lily (Fritillaria affinis)
Photo: Cody Hinchliff via iNaturalist · CC BY 4.0 · resized

Flower profile

Checker lily

Fritillaria affinis

Native in the lower 48

Checker lily is a wildflower that USDA PLANTS lists as native in the lower 48 states. It's on our flower lists for 3 states, and across the U.S. it's most often seen in bloom in February–May.

4states
3of our state lists
17,091U.S. sightings*

*iNaturalist research-grade observations, as of October 17, 2026.

On our lists for: California, Oregon, Washington

Quick look

Fritillaria affinis, the chocolate lily, is a highly variable species of flowering plant in the lily family Liliaceae native to western North America.

  • It belongs to the Liliaceae family. iNaturalist
  • USDA PLANTS describes it as an herb (forb) with a perennial life cycle. USDA PLANTS
  • USDA PLANTS lists it as native in the lower 48 states and records it in 4 states. USDA PLANTS
  • NatureServe lists it as native to California, Washington and Oregon. NatureServe
  • In California, most iNaturalist sightings of it in flower come in February–April. iNaturalist
  • In Washington, most iNaturalist sightings of it in flower come in April–June. iNaturalist
  • iNaturalist has 12,349 research-grade sightings of it in California, ranking #68 among the 110 flowers on our California list. iNaturalist
  • iNaturalist has 2,560 research-grade sightings of it in Washington, ranking #74 among the 110 flowers on our Washington list. iNaturalist
  • iNaturalist has 2,065 research-grade sightings of it in Oregon, ranking #81 among the 110 flowers on our Oregon list. iNaturalist

Checker lily gift ideas

Handmade checker lily gifts from independent makers.

When does it bloom?

Flowering records by month across the U.S. (iNaturalist research-grade observations marked “Flowering”) (7,496 records)
Bloom time in each of our 3 states
StateTypePeak bloomSightings*
CaliforniaNativeFebruary–April12,349
WashingtonNativeApril–June2,560
OregonNativeMarch–May2,065

Conservation status

Federal (U.S. ESA)
Not listed No U.S. Endangered Species Act listing in the USFWS ECOS database. USFWS ECOS
NatureServe global
G5 Secure worldwide. NatureServe
California
Not listed Not on California state-listed endangered, threatened and rare plants (14 CCR § 670.2), per CDFW's CNDDB list (July 2026). NatureServe: SNR, not yet ranked in California. CNDDB listed plants (July 2026)
Washington
No list Washington has no state law listing endangered or threatened plants (the Washington Natural Heritage Program's rare plant list isn't regulatory), so we show NatureServe's Washington ranks instead. NatureServe: SNR, not yet ranked in Washington.
Oregon
Not listed Not on Oregon endangered and threatened plants (OAR 603-073-0070). NatureServe: SNR, not yet ranked in Oregon. OAR 603-073-0070
Rare elsewhere
No other U.S. state ranks it S1, S2, SH or SX.

Checked October 17, 2026. Rankings and lists can change, so follow the links for the latest.

Can you eat it?

For peopleNot well documented

None of the sources we checked (NC State Extension (no page for this plant), USDA PLANTS) say whether it's edible or poisonous for people.

For petsNot well documented

It isn't on the ASPCA plant list.

🌿 Never eat a wild plant unless you're certain of its ID; this isn't medical advice. Worried about a person? Call Poison Control at 1-800-222-1222. Worried about a pet? Call your vet.

Where does it grow?

USDA PLANTS records checker lily in 4 states.

recorded by USDA PLANTS on our state lists not recorded

See the full list of states

California, Idaho, Oregon, Washington.

California counties with USDA records: Alameda, Butte, Colusa, Contra Costa, Del Norte, El Dorado, Humboldt, Lake, Marin, Mariposa, Mendocino, Monterey, Napa, San Benito, San Francisco, San Luis Obispo, San Mateo, Santa Clara, Santa Cruz, Shasta, Siskiyou, Solano, Sonoma, Stanislaus, Tehama, Trinity.

Washington counties with USDA records: Chelan, Clallam, Clark, Cowlitz, Island, Jefferson, King, Kitsap, Kittitas, Klickitat, Lewis, Mason, Okanogan, Pacific, Pierce, San Juan, Skagit, Skamania, Spokane, Thurston, Wahkiakum, Whatcom, Yakima.

Oregon counties with USDA records: Benton, Clatsop, Coos, Curry, Douglas, Hood River, Jackson, Jefferson, Josephine, Lane, Lincoln, Linn, Marion, Multnomah, Polk, Tillamook, Umatilla, Union, Wallowa, Wasco, Washington, Yamhill.

More California flowers

Sources