Single Record
Participant Info
- Species
- Tanacetum vulgare
- Family
- Asteraceae
- CommonName
- common tansy
- Presence
- YES
- Status
- exotic, noxious
- EarliestDate
- 1977
- LatestDate
- 2024
- Ecosystem
- basin, foothill, ruderal
- Geobotanical
- SSanjuans, UBasin, LBasin
- Counties
- Conejos, Costilla, Mineral
- Passes
- WildlifePreserves
- Other Localities
- Comments
- For common tansy there are only seven observed Watershed locations: 5 miles west of San Luis (Costilla Co); 7 miles SW of Alamosa (Alamosa Co); 1 mile east of South Fork (Rio Grande Co); Fox Creek and FSR 103 (Conejos Co); SW of Creede (Mineral Co); and SW of South Fork near the junction of Hwy 160 and CR 391 2 Oct (2024, iNaturalist observation #245259641). Tanacetum vulgare is a cultivated ornamental that sometimes escapes and nativizes. It is on Colorado's B list of "noxious weeds." It has been observed in all USA states except Texas, Alabama, South Carolina, and Florida. It follows the Rio Grande drainage down to Bernalillo Co, New Mexico.
- Annotation