Plants › Sunflowers, Daisies, Asters, and Allies
Three-tooth Groundsel
Packera thurberi
25 photos
Study shows up to four per card, from different observers, so you learn the species rather than one picture. Heart the good ones and swap any you do not like.
Photos you add are credited to you, and you keep the copyright.
Easily confused with
Fendler's ragwortPackera fendleri
Prairie GroundselPackera plattensis
Lobeleaf GroundselPackera multilobata
New Mexico groundselPackera neomexicana
woolly groundselPackera cana
Rocky Mountain groundselPackera streptanthifolia
Pingue RubberweedHymenoxys richardsonii
hoary groundselPackera werneriifolia
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 218 |
|---|---|
| Colorado | 167 |
| Nebraska | 22 |
| New Mexico | 19 |
| Texas | 9 |
| Wyoming | 1 |
Counts show where people looked, not only where it lives.
Traits
Group and habits
- Pollinator-associated plantDescends from a plant lineage commonly associated with pollinators.Inferred from its group
Classification
| Kingdom | Plants · Plantae |
|---|---|
| Phylum | Vascular Plants · Tracheophyta |
| Class | Dicots · Magnoliopsida |
| Order | Sunflowers, Bellflowers, Fanflowers, and Allies · Asterales |
| Family | Sunflowers, Daisies, Asters, and Allies · Asteraceae |
| Genus | American groundsels and ragworts · Packera |
Study it in a deck
Or build your own from the species near you.
Sources
- Names, taxonomy and observation counts: www.inaturalist.org
- Photos and recordings: the creator and source are on each one.
- How much to rely on each source
Remember the name next time.
Practise Three-tooth Groundsel with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.