8 LIST OF ILLUSTRATIONS. 



Page. 



i iguee 22. Thuya gigantea 67 



23. Sequoia sempervirens 58 



24. Larix occidentalis 59 



25. Leaves, cone, and scale of do 59 



26. Taxus brevifolia - 61 



27. Torreya Californica 62 



28. Cupressus Nutkatensis 63 



