Plants › Acanthus Family
American water-willow
Justicia americana
14,744 observations in the source records
28 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.
What the records say
- 14,744 observations are recorded in the imported source snapshot. Observation source
Easily confused with
Looseflower Water-willowJusticia ovata
AlligatorweedAlternanthera philoxeroides
Three-way SedgeDulichium arundinaceum
water parsnipSium suave
swamp loosestrifeDecodon verticillatus
Narrowleaf WillowSalix exigua
water smartweedPersicaria amphibia
Mexican RuelliaRuellia simplex
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 11,409 |
|---|---|
| Texas | 4,590 |
| Virginia | 1,076 |
| Arkansas | 710 |
| Maryland | 666 |
| Tennessee | 633 |
| Alabama | 628 |
| Missouri | 577 |
| Illinois | 514 |
| Pennsylvania | 503 |
Counts show where people looked, not only where it lives.
Traits
Group and habits
- Forb or herb growth formListed by a harvested source as having a forb or herbaceous growth form.USDA PLANTS Characteristics
- Wetland-associatedListed by a harvested source as obligate or frequent in wetland habitat.USDA PLANTS Characteristics
- Perennial plantListed by a harvested source as having a perennial life duration.USDA PLANTS Characteristics
Classification
| Kingdom | Plants · Plantae |
|---|---|
| Phylum | Vascular Plants · Tracheophyta |
| Class | Dicots · Magnoliopsida |
| Order | Mints, Plantains, Olives, and Allies · Lamiales |
| Family | Acanthus Family · Acanthaceae |
| Genus | Justicia |
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.
- Traits: USDA PLANTS Characteristics (U.S. Government work / public domain)
- How much to rely on each source
Remember the name next time.
Practise American water-willow with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.