with ___ smooth | sharp ⍋ thorns that are …

<2 cm (<¾ in), spaced=regular  or
>2 cm (>¾ in), spaced=irregular :

Thorns <2 cm (<¾ in), spaced=regular

thorns=paired
◼︎ black locust  Robinia pseudoacacia
thorns=singles;  twigs zig-zag
🍊︎ Osage orange  Maclura pomifera

Thorns >2 cm (>¾ in), spaced=irregular

thorns=some branched;  no ❄ winter buds
🍯︎ honey locust  Gleditsia triacanthos
thorns=none branched;  buds show in ❄ winter
hawthorn  genus Crataegus


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🏠︎ 🌳︎🍃︎ broadleaf branches, ╟ alternate, list of attributes, no catkins