INDEX. 



ACANTHACE.E, 154, 273. 

 Acanthales, 217. 

 Aceraceae, 109. 

 Acerales, 203. 

 Achenium, 5.9, 63. 

 Achlamydeous, 41. 

 Aclilamydosse, 209. 

 Acoraceae, 185, 282. 

 Acotyledonous, 67. 

 Acrogenous, 12. 

 Acrogens, 18, 68, 191. 

 Actinenchyma, 3. 

 Acuminate, 29. 

 Acute, 29. 

 Acute-angled, 20. 

 Adherent, 230. 

 Adventitious leaf-buds, 23. 

 -ffisculaceae, 109, 249. 

 -(Estivation, 36. 

 jEtheogamous plants, 91. 

 Age of Exogenous trees, 1 4. 

 Aggregosae, 213. 

 Aigrette, 41.- 

 Air-vessels, 6. 

 Albumen, 65. 

 Alburnum, 15. 

 Algaceae, 69, 195. 

 Algae, 195. 

 Alismaceae, 185. 

 Alismales, 221. 

 Alliances of plants, 197. 

 Alsineae, 104. 

 Alternate, 37. 

 Amarantaceae, 158. 

 Amaryllidaceae, 177, 278. 

 Amentales, 209. 

 Amentum, 38. 

 Amomales, 220. 

 Amphigamous plants, 91. 

 Amphitropous, 55. 

 Amplexicaul, 25. 

 Ampulla, 25. 

 Amygdalae, 123, 255. 

 Amyridaceae, 124. 

 Anacardiaceae, 119, 259. 

 Analytical method, 78. 

 Anatropous, 55. 

 Andraeaceae, 193. 

 Andrceceum, 45. 

 Angular, 27. 

 Aiuiular, 6. 



Annulus, 69, 73. 

 Anonaceae, 92. . 

 Anonales, 199. 

 Anther, 45, 46. 

 Antheridia, 71. 

 Anthocarpous, 59. 

 Antitropous, 67. 

 Apex, 54, 57. 

 Apiaceae, 134, 242. 

 Apocarpous, 50. 

 Apocynaceae, 146, 276. 

 Apophysis, 69. 

 Apothecia, 71. 

 Appendages of the axis, 9. 

 Aquifoliaceae, 144, 266. 

 Araceae, 186, 281. 

 Arales, 222. 

 Araliaceae, 133, 245. 

 Araneose, 9. 

 Arcuate, 66. 

 Aril, 63. 



Aristolochiaceae, 162, 263. 

 Aristolochiales, 212. 

 Arrow-headed, 27. 

 Articulated, 18. 



pitted tissue, 4. 



Artocarpeae, 167. 

 Ascending, 18. 

 Asci, 71. 

 Ascidium, 25. 

 Asclepiadacese, 1 46, 276. 

 Assimilating power, 32. 

 Asteraceae, 138, 268. 

 Asterales, 215. 

 Atractenchyma, 3. 

 Atropous, 55. 

 Aurantiaceae, 106, 251. 

 Auriculate, 25, 26. 

 Axis, 9. 



Balanophoracege, 174. 

 Balausta, 62. 

 Balsamaceae, 262. 

 Balsamales, 208. 

 Balsaminaceae, 114. 

 Bark, 15. 

 Base, 57. 

 Basidia, 72. 

 Begoniaceae, 158. 

 Begoniales, 202. 

 Berberaceae, 94, 245. 



