Flower profile
Texas toadflax
Linaria texana
Texas toadflax (Linaria texana) is a flowering plant in the Plantaginaceae family, native in the lower 48 states, blooming mostly March–May across the U.S.
Texas toadflax is a wildflower that USDA PLANTS lists as native in the lower 48 states. In Arkansas it's most often seen in bloom in March–May.
*iNaturalist research-grade observations, as of October 17, 2026.
On our lists for: Arkansas
Quick look
Nuttallanthus texanus, the Texas toadflax, is an annual to biennial plant in the veronica family found across much of the western United States. It can often be seen in patches along roadsides. Its inflorescence is raceme.
- It belongs to the Plantaginaceae family. iNaturalist
- USDA PLANTS describes it as an herb (forb) with a annual, biennial life cycle. USDA PLANTS
- USDA PLANTS lists it as native in the lower 48 states and records it in 30 states. USDA PLANTS
- NatureServe lists it as native to Arkansas. NatureServe
- In Arkansas, most iNaturalist sightings of it in flower come in March–May. iNaturalist
- iNaturalist has 694 research-grade sightings of it in Arkansas, ranking #66 among the 170 flowers on our Arkansas list. iNaturalist
When does it bloom?
In Arkansas, most flowering sightings come in March–May.
Conservation status
- Federal (U.S. ESA)
- Not listed No U.S. Endangered Species Act listing in the USFWS ECOS database. USFWS ECOS
- NatureServe global
- G4 Apparently secure worldwide. NatureServe
- Arkansas
- No list Arkansas has no state law listing endangered or threatened plants, so we show NatureServe's Arkansas ranks instead. NatureServe: SNR, not yet ranked in Arkansas.
- Rare elsewhere
- Other states where NatureServe ranks it rare or missing: MT (S1), WA (S1), WY (S2). (S1 critically imperiled, S2 imperiled, SH possibly extirpated, SX presumed extirpated.)
Checked October 17, 2026. Rankings and lists can change, so follow the links for the latest.
Can you eat it?
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.
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 Texas toadflax in 30 states.
recorded by USDA PLANTS on our state lists not recorded
See the full list of states
Alabama, Arizona, Arkansas, California, Colorado, Florida, Georgia, Hawaii, Illinois, Kansas, Kentucky, Louisiana, Minnesota, Mississippi, Missouri, Montana, Nebraska, New Mexico, North Carolina, North Dakota, Oklahoma, Oregon, South Carolina, South Dakota, Tennessee, Texas, Utah, Virginia, Washington, Wyoming.
Arkansas counties with USDA records: Craighead, Polk, Pope.
Names, range and relatives
Native status by region (USDA PLANTS): Canada: Native; Hawaii: Introduced; Lower 48 states: Native.
County records: USDA PLANTS lists it in 280 counties across 23 states; the most are in Oklahoma (51), Missouri (41), Louisiana (35).
Other Linaria on Bloomipedia (3): Butter-and-eggs (common toadflax), Canada toadflax, Balkan toadflax.
More from the Plantaginaceae family (29 on Bloomipedia; most observed first): Bird's-eye speedwell, Purple foxglove, White turtlehead, Foxglove beardtongue, Heath speedwell, Culver's root, Cobaea beardtongue, Snapdragon vine.
More Arkansas flowers
Sources
- USDA, NRCS. PLANTS Database, profile NUTE.
- iNaturalist, Linaria texana: taxonomy, research-grade observation counts and “Flowering” annotations, retrieved October 17, 2026.
- Wikipedia, Nuttallanthus texanus (lead quoted under CC BY-SA 4.0).
- Arkansas: Arkansas State Plant Board noxious weeds and prohibited plants (2 CAR § 50-101).
- USFWS, ECOS species database (ESA listing check), October 17, 2026.
- NatureServe Explorer, Linaria texana (global and state ranks).
- Edibility and toxicity: no source found (marked "not well documented").
- Photo: Caleb Catto via iNaturalist · CC BY 4.0 · resized.