Plants › Cashew Family
poison sumac
Toxicodendron vernix
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.
Easily confused with
Amur CorktreePhellodendron amurense
eastern poison ivyToxicodendron radicans
shining sumacRhus copallinum
eastern black walnutJuglans nigra
tree-of-heavenAilanthus altissima
winged euonymusEuonymus alatus
spreading dogbaneApocynum androsaemifolium
staghorn sumacRhus typhina
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 6,194 |
|---|---|
| Canada | 1,986 |
| Ontario | 1,868 |
| Michigan | 835 |
| New York | 804 |
| Wisconsin | 727 |
| Massachusetts | 518 |
| Ohio | 503 |
| Pennsylvania | 226 |
| Minnesota | 199 |
Counts show where people looked, not only where it lives.
Traits
Group and habits
- Toxic to humansListed as toxic or not suitable as food for humans by a harvested source.Kew World Checklist of Useful Plant Species
- Medicinal useListed as having medicinal use by a harvested source. This is not medical advice.Kew World Checklist of Useful Plant Species
- Material useListed as being used for materials such as wood, fiber, resin, gum, or oil.Kew World Checklist of Useful Plant Species
- Tree growth formListed by a harvested source as having a tree growth form.USDA PLANTS Characteristics
- Shrub growth formListed by a harvested source as having a shrub or bush 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
Edibility, toxicity and medicinal traits are records from datasets, not advice. Never eat, handle or use a wild species on the strength of an app.
Classification
| Kingdom | Plants · Plantae |
|---|---|
| Phylum | Vascular Plants · Tracheophyta |
| Class | Dicots · Magnoliopsida |
| Order | Soapberries, Cashews, Mahoganies, and Allies · Sapindales |
| Family | Cashew Family · Anacardiaceae |
| Genus | poison ivies and oaks · Toxicodendron |
Study it in a deck
- Medicinal Plants of Baltimore County
- Plants of Charleston County, South Carolina, United States
- Trees of Maryland
- Wetland-associated Species of New Hampshire, United States
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: Kew World Checklist of Useful Plant Species (CC BY 4.0)
- Traits: USDA PLANTS Characteristics (U.S. Government work / public domain)
- How much to rely on each source
Remember the name next time.
Practise poison sumac with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.