| Text | Length |
| Arboretum purchase | 18 |
| Tupelo or tamarack | 18 |
| Tamarack or ginkgo | 18 |
| Swinger's spot | 18 |
| Sugarplum or lemon | 18 |
| Street name often | 18 |
| Sloth's milieu | 18 |
| Robin's refuge | 18 |
| Playhouse location | 18 |
| Pin down, in a way | 18 |
| Mirage on a tundra | 18 |
| Logician's map | 18 |
| Linden or quandong | 18 |
| Lignum vitae, e.g. | 18 |
| Lemur's milieu | 18 |
| Juniper or hemlock | 18 |
| Home of some frogs | 18 |
| Ginkgo, among many | 18 |
| Ginkgo or hornbeam | 18 |
| Gateado or diomate | 18 |
| English stage name | 18 |
| Christmas décor | 18 |
| Chestnut or walnut | 18 |
| Brooklyn developer | 18 |
| Aye-aye's home | 18 |
| Almond or allspice | 18 |
| Cornered, in a way | 18 |
| In a jam, in a way | 18 |
| Cornered, as a cat | 18 |
| Caught in a corner | 18 |
| Large frond bearer | 18 |
| Kids' hideaway | 18 |
| Arboreal amphibian | 18 |
| Tall and branching | 18 |
| Shady, as a street | 18 |
| Shipbuilding dowel | 18 |
| Trunk accumulation | 18 |
| Balsams and balsas | 18 |
| Ancestral diagrams | 18 |
| Yuletide cynosures | 18 |
| Walnuts and others | 18 |
| Records of lineage | 18 |
| Growths in a grove | 18 |
| Grove constituents | 18 |
| Genealogy drawings | 18 |
| Elm and eucalyptus | 18 |
| Christmas and shoe | 18 |
| Arbor Day honorees | 18 |
| Tapped maple fluid | 18 |
| Syrup, essentially | 18 |
| Sticky-toed hopper | 18 |
| Spot for a cradle? | 18 |
| High vantage point | 18 |
| Source of branches | 18 |
| Girl Scouts emblem | 18 |
| Kirk's journey | 18 |
| Long, hard journey | 18 |
| Arduous expedition | 18 |
| Walk long and hard | 18 |
| Travel laboriously | 18 |
| Journey for a Boer | 18 |
| All-day hike, e.g. | 18 |
| Traveled arduously | 18 |
| Certain sci-fi fan | 18 |
| Laborious journeys | 18 |
| Place for climbers | 18 |
| Climbing rose need | 18 |
| Demonstrate nerves | 18 |
| Part of D.T.'s | 18 |
| Device on an organ | 18 |
| Earthquake warning | 18 |
| Seismograph pickup | 18 |
| Richter scale blip | 18 |
| Earthquake feature | 18 |
| Long, narrow ditch | 18 |
| Battlefield furrow | 18 |
| Attire for Columbo | 18 |
| Rainy-day garments | 18 |
| Way the wind blows | 18 |
| Upswing on a chart | 18 |
| Urbanization, e.g. | 18 |
| Have a hot hashtag | 18 |
| Signs of the times | 18 |
| General tendencies | 18 |
| Mary Quant was one | 18 |
| Fashionable doggy? | 18 |
| Ahead of the curve | 18 |
| Lott of the Senate | 18 |
| Rock singer Reznor | 18 |
| Quarterback Dilfer | 18 |
| Lott of Washington | 18 |
| Council of 1545-63 | 18 |
| A Lott of politics | 18 |
| ___ Canal, Ontario | 18 |
| Rouge roulette bet | 18 |
| Monte Carlo number | 18 |
| New Jersey capital | 18 |
| English water dog? | 18 |
| Certain smartphone | 18 |
| Very, to Veronique | 18 |
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