A botanical crossword

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Across
  1. 8. Moisture-loving tree with buttress roots (common name) (7)
  2. 10. Hook grasses (Uncinia) have recently been transferred to this genus (5)
  3. 14. Māori name of the plant also known as wild Irishman (9)
  4. 16. Species that mimics horopito (Pseudowintera colorata) (scientific name) (10, 7)
  5. 18. Word that means obtaining native plants from local areas (11)
  6. 19. Nationality of Carl Linnaeus, the father of taxonomy (7)
  7. 21. Stalk that holds up an anther (8)
  8. 22. New Zealand tree whose wood was used by early settlers to make butter boxes for export (9)
  9. 24. Leaf stalk (7)
  10. 25. Species of speargrass/Aciphylla that grows around the Wellington coast (scientific name) (9)
  11. 27. A plant that completes its lifecycle in one growing season (6)
  12. 28. Small flowered Veronica tree with knobbly trunk found at Te Kopahou reserve (10)
  13. 29. Genus of NZ’s only indigenous fully parasitic plant (scientific name) (12)
  14. 31. One of the only two NZ species in the Proteaceae (common name) (8)
  15. 32. Leptinella _____ a threatened species with a population near Titahi Bay (4)
Down
  1. 1. NZ plant genus that once killed an elephant (scientific name) (8)
  2. 2. Small shrub similar in appearance to 1 Down but distinguished by its hair-like stipules (scientific name) (8,6)
  3. 3. Number of southern beech species in New Zealand (4)
  4. 4. Mass of pollen grains in an orchid (8)
  5. 5. Māori name for Muehlenbeckia astonii (8)
  6. 6. Floating native fern (6,5)
  7. 7. Early NZ botanist who was also a missionary and printer (7)
  8. 9. A popular garden plant from the Three Kings Islands. All plants today descend from a single individual (10,8)
  9. 11. A plant that grows on another plant (but which is not parasitic) (8)
  10. 12. Large brown algae (4)
  11. 13. Tallest moss in the world (scientific name) (8,7)
  12. 15. The most speciose genus of New Zealand shrubs (8)
  13. 17. Sophora species that only grows around Cook Strait (scientific name) (7)
  14. 20. Genus of distinctive introduced orange fungus (scientific name) (12)
  15. 23. The perching lily genus Collospermum has now been transferred to this genus (7)
  16. 26. Tree whose wood was used by Māori for fishing floats (4)
  17. 30. Seed coat (5)