The Last Tree in the City

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Across
  1. 2. Plural for leaf
  2. 3. A mode of transportation on land
  3. 5. Tall woody plants
  4. 6. Opposite of full
  5. 7. Present tense of tried
Down
  1. 1. Past tense of carry
  2. 3. Singular for cities
  3. 4. Opposite of sad