with …

3 leaflets: terminal=med. petiolule, lateral=no petiolule and asymmetric blades;
low shrub or climbing vine
⚠︎✋︎ DO NOT TOUCH ✋︎⚠︎  poison ivy  Toxicodendron radicans

not poison ivy :

Not poison ivy

with leaf margins (edges) that are/have
▲▲ toothed[?] or ⍋ spines[?]
hickory/​mountain ash/​pecan/​sumac/​butternut/​walnut

__∩ 0–1–2–4 bumps near leaflet base  or

___ smooth (not ▲▲ toothed, no spines nor bumps) :

___ smooth (not ▲▲ toothed, no spines nor bumps)

leaves with blade division
🌿︎ singly-pinnately-compound  or
some singly- and some doubly-pinnately-compound  or
doubly-pinnately-compound :

Blade division=some singly- and some doubly-pinnately-compound

leaflets=short (<4 cm) (<1½ in), symmetrical[?];
wild-type trees have branches and trunk have ___ large smooth thorns[?]
🍯︎ honey locust  Gleditsia triacanthos

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plant terminology