| CASUARINA | Genus of trees with segmented needle-like leaves, including the she-oak and beefwood |
| CENTIPEDES | Arthropods with segmented bodies, each segment bearing one pair of legs (10) |
| TELESCOPE | Optical device with segmented mirrors |
| ACACIA | Mimosaceous genus of trees with compound leaves and small yellow or white flowers (6) |
| JACARANDA | American genus of trees with fernlike leaves and pale purple flowers (9) |
| WOODLAND | Considered ancient if arboraceous since 1600, a sylvan type of habitat with seasonal blankets of snowdrops, carpets of bluebells and cushions of moss under a canopy of ash, beech, chestnut, oak and/or |
| PINE | Genus of trees with evergreen, needle-shaped leaves (4) |
| FICUS | Genus of trees with a species bearing false fruits used to make variety of Christmas pudding (5) |
| BANKSIA | Australian genus of trees with dense cylindrical heads of flowers (7) |
| CATALPA | Genus of trees with bell-shaped whitish flowers and long slender pods (7) |
| ROSEMARY | From the Latin meaning "dew of the sea", a shrub with aromatic needle-like leaves such as the Lady in White or Sissinghurst Blue that is a symbol of remembrance (8) |
| CROME | A founding member and leader of the Norwich School who painted The Beaters, The Poringland Oak and Mousehold Heath (5) |
| SHERWOOD | Forest location of the Major Oak and the Greendale Oak |
| KAURI | Kaikoura got rid of the oak and replaced with this tree (5) |
| FORESTALL | Lots of trees, with everything to nip in the bud (9) |
| HAKEA | Genus of Tasmanian shrubs with leathery or needle-like leaves - some shake alarmingly! (5) |
| LARCH | Conifer of genus Larix with deciduous needle-like leaves (5) |
| TROCHEE | For a poet, foot of tree with heart that's old, cold and hard (the core rotten) |
| IKEA | "Just some oak and some pine and a handful of Norsemen ... selling furniture for college kids and divorced men," per a Jonathan Coulton song |
| ERICA | Genus of evergreen shrubs with needle-like leaves (5) |
