111. 



Intercellular spaces, 40. 

 Internodes, 65. 



Jelly, 17, 22. 



Kinoplasm, 35, 73. 



Lamellse, 13, 14. 



L/aminar scales, 38. 



Lateral roots, 70. 



Leaves, 51, 58, 65, 68, 75. 



Leaf -trace bundles, 52. 



Lichen, 16. 



Branching- of, 19 ; Folia- 

 ceous, 17 ; Formation of, 

 22, G-elatinous, 17 ; G-en- 

 eral characters, 16; Mode 

 of growth of, 18 ; Non- 

 gelatinous, 17; Physiology 

 of, IS ; Reproduction of, 

 20 ; Structure of, 17. 



Liverwort, 38. 

 Fertilization, 46 ; General 

 anatomy, 39 ; General mor- 

 phology, 38 ; Male recept- 

 acle, 43 ; Reproduction, 

 sexual, 43 ; Reproduction, 

 vegetative, 42. 



Macrosporangia, 59. 



Male Fern, 65. 



Alternation of generations, 

 76 ; Anatomy, 66 ; Apog- 

 amy, 76 ; Apospory, 76 ; 

 Indications of transition, 

 76 ; Morphology, 65 ; Oo- 

 phyte or sexual genera- 

 tion, 72 ; Reproduction, 

 71 ; Results of fertiliza- 

 tion, 74 ; Sporophyte or 

 asexual generation, 71. 



Marchantia polijmorpha^ 38. 

 Alternation of generations, 



49, Female receptacle, 44 ; 

 Fertilization, 46 ; General 

 anatomy, 39; General mor- 

 phology, 38 ; Male recept- 

 acle, 43 ; Reproduction, 

 sexual, 43 ; Reproduction, 

 vegetative, 42 ; Results of 

 fertilization, 46. 



Marchantieee, 38. 



Marginal scales, 38. 



Median scales, 38. 



Median Wall, 75. 



Medullary rays, 66. 



Megasporangia, 59, 61. 



Megaspores, 61. 



Meristem, primary, 31. 



Mesophyll, 58. 



Metaphloem, 67. 



Microsporangia, 59. 



Midrib, 31, 32. 



Monoecioas, 34. 



Moss, 50. 

 Alternation of generations, 

 55; General characters, 50 ; 

 Leaves of, 51; Life history, 

 50 ; Reproduction, sexual, 

 52 ; Vegetative reproduc- 

 tion of protoijema, 51. 



Mucilage, 42, 53. 



Mucor Mucedo, 4. 



Asexual reproduction of, 5 ; 

 Description of, 4 ; Sexual 

 reproduction of, 7. 



Musci, 50. 



Muscineae, 38. 



Mushroom, 13. 



Reproduction of, 14 ; Struc- 

 ture of stalk, 14. 



Mycelium, 4, 6, 9, 12, 13. 



Neck, 45, 46, 53, 62, 73. 

 Neck canal cell, 45, 53, 62. 

 Nostoc, 16, 22. 

 N^ucleolus, 27. 



Octants, 75. 



i 



