Bloomipedia
Oppositeleaf spotflower (Acmella repens)
Photo: Loren Cassin Sackett via iNaturalist · CC BY 4.0 · resized

Flower profile

Oppositeleaf spotflower

Acmella repens

Native to Louisiana

Oppositeleaf spotflower is a wildflower that USDA PLANTS lists as native in the lower 48 states. In Louisiana it's most often seen in bloom in April–November.

12states
862LA sightings*
2,740U.S. sightings*

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

On our lists for: Louisiana

Quick look

Acmella repens is a North American species of flowering plants in the family Asteraceae. The plant is native to the southeastern and south-central United States, primarily in the coastal plain from Texas to North Carolina and in the lower Mississippi Valley from Missouri to Louisiana. There are additional populations in Coahuila in northeastern Mexico.

  • It belongs to the Asteraceae 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 12 states. USDA PLANTS
  • NatureServe lists it as native to Louisiana. NatureServe
  • In Louisiana, most iNaturalist sightings of it in flower come in April–November. iNaturalist
  • USDA PLANTS lists its flower color as green. USDA PLANTS
  • USDA PLANTS gives its bloom period as late summer. USDA PLANTS
  • USDA PLANTS lists a mature height of about 0.7 ft. USDA PLANTS
  • iNaturalist has 862 research-grade sightings of it in Louisiana, ranking #36 among the 109 flowers on our Louisiana list. iNaturalist

Oppositeleaf spotflower gift ideas

Handmade oppositeleaf spotflower gifts from independent makers.

When does it bloom?

In Louisiana, most flowering sightings come in April–November.

Flowering records by month in Louisiana (iNaturalist research-grade observations marked “Flowering”) (63 records)

Conservation status

Federal (U.S. ESA)
Not listed No U.S. Endangered Species Act listing in the USFWS ECOS database. USFWS ECOS
NatureServe global
T5 See NatureServe for what T5 means. NatureServe
Louisiana
No list Louisiana has no state list of endangered or threatened plants separate from the federal list, so we show federal status and NatureServe's Louisiana ranks. NatureServe: SNR, not yet ranked in Louisiana.
Rare elsewhere
Other states where NatureServe ranks it rare or missing: NC (S1), OK (S1), TN (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?

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 oppositeleaf spotflower in 12 states.

recorded by USDA PLANTS on our state lists not recorded

See the full list of states

Alabama, Arkansas, Florida, Georgia, Louisiana, Mississippi, Missouri, North Carolina, Oklahoma, South Carolina, Tennessee, Texas.

Louisiana counties with USDA records: Acadia, Allen, Ascension, Assumption, Avoyelles, Bienville, Bossier, Caddo, Calcasieu, Caldwell, Cameron, Catahoula, Claiborne, Concordia, De Soto, East Baton Rouge, East Carroll, East Feliciana, Evangeline, Franklin, Grant, Iberia, Iberville, Jefferson, Jefferson Davis, LaSalle, Lafayette, Lafourche, Livingston, Madison, Morehouse, Natchitoches, Orleans, Ouachita, Plaquemines, Pointe Coupee, Rapides, Red River, Richland, Sabine, St. Bernard, St. Charles, St. Helena, St. James, St. John the Baptist, St. Landry, St. Martin, St. Mary, St. Tammany, Tangipahoa, Tensas, Terrebonne, Union, Vermilion, Vernon, Washington, Webster, West Baton Rouge, West Carroll, West Feliciana, Winn.

More Louisiana flowers

Sources

  • USDA, NRCS. PLANTS Database, profile ACOPR.
  • iNaturalist, Acmella repens: taxonomy, research-grade observation counts and “Flowering” annotations, retrieved October 17, 2026.
  • Wikipedia, Acmella repens (lead quoted under CC BY-SA 4.0).
  • USFWS, ECOS species database (ESA listing check), October 17, 2026.
  • NatureServe Explorer, Acmella repens (global and state ranks).
  • Edibility and toxicity: no source found (marked "not well documented").
  • Photo: Loren Cassin Sackett via iNaturalist · CC BY 4.0 · resized.