CONTENTS 



PAGE 



Location and limits of the flora 8 



Explanation of the catalog 9 



Maps . . 10 



Artificial key to the families of vascular plants 15 



Key to the families of angiosperms containing dioecious species 24 



Division I. Pteridophyta 26 



1. Polypodiaceae (Fern family) 26 



2. Osmundaceae (Flowering-fern family) 33 



3. Salviniaceae (Salvinia family) 34 



4. Marsileaceae (Water-clover family) 34 



5. Ophioglossaceae (Adder's-tongue familyl 35 



6. Equisetaceae (Horsetail family) 36 



7. Lycopodiaceae (Club-moss family) 38 



8. Selaginellaceae (Selaginella family) 40 



9. Isoetaceae (Quillwort family) 40 



Division II. Spermatophyta 41 



Subdivision I. Gymnospermae 41 



10. Taxaceae (Yew family) 41 



11. Pinaceae (Pine family) 41 



Subdivision II. Angiospermae 44 



Class I. Monocotyledoneae 44 



12. Typhaceae (Cattail family) 44 



13. Sparganiaceae (Bur-reed family) 44 



14. Najadaceae (Pond weed family) 46 



15. Juncaginaceae (Arrow-grass family) 52 



16. Alismaceae (Water-plantain family) 53 



17. Hydrocharitaceae (Frog's-bit family) 54 



18. Gramineae (Grass family) 55 



19. Cyperaceae (Sedge family) 92 



20. Araceae (Arum family) 134 



21. Lemnaceae (Duckweed family) 135 



22. Commelinaceae (Spiderwort family) 136 



23. Pontederiaceae (Pickerel-weed family) 137 



24. Juncaceae (Rush family) 137 



25. Liliaceae (Lily family) 142 



26. Amaryllidaceae (Amaryllis family) 150 



27. Iridaceae (Iris family) 150 



28. Orchidaceae (Orchid family) 151 



Class II. Dicotyledoneae 161 



29. Piperaceae (Pepper family) 161 



30. Salicaceae (Willow family) 161 



31. Myricaceae (Sweet-gale family) 171 



32. Juglandaceae (Walnut family) 172 



33. Betulaceae (Birch family) 1 74 



34. Fagaceae (Beech family) 177 



35. Urticaceae (Nettle family) 180 



36. Santalaceae (Sandalwood family) 184 



37. Loranthaceae (Mistletoe family) 184 



38. Aristolochiaceae (Birthwort family) 185 



39. Polygonaceae (Buckwheat family) 185 



40. Chenopodiaceae (Goosefoot family) 193 



41. Amaranthaceae (Amaranth family) 196 



42. Phytolaccaceae (Pokeweed family) 197 



43. Illecebraceae (Knotweed family) 197. 



44. Aizoaceae (Carpet-weed family) 198 



45. Caryophyllaceae (Pink family) 198 



46. Portulacaceae (Purslane family) 204 



47. Ceratophyllaceae (Hornwort family) 205 



48. Nymphaeaceae (Water-lily family) 205 



49. Ranunculaceae (Crowfoot family) 207 



50. Magnoliaceae (Magnolia family) 217 



51. Menispermaceae (Moonseed family) 218 



52. Berberidaceae (Barberry family) 218 



53. Lauraceae (Laurel family) 219 



54. Papaveraceae (Poppy family) 220 



55. Fumariaceae (Fumitory family) 221 



56. Cruciferae (Mustard family) 222 



57. Capparidaceae (Caper family) 235 



58. Resedaceae (Mignonette family) 235 



59. Sarraceniaceae (Pitcher-plant family) 235 



60. Droseraceae (Sundew family) 235 



61. Crassulaceae (Orpine family) 236 



62. Saxifragaceae (Saxifrage family) 237 



63. Hamamelidaceae (Witch-hazel family) 241 



64. Platanaceae (Plane-tree family) 241 



65. Rosaceae (Rose family) ._ 241 



66. Leguminosae (Pulse family) 270 



67. Linaceae (Flax family) 282 



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