xvi CONTENTS. 



' XIII. 



Moulds. 

 Fungi— Physiology — Spores— Penicillium— Habitat— General 

 characters— Histological structure— Asexual reproduction— Conidia— 

 Development— Eurotium— Habitat— General characters— Reproduc- 

 tion by ascospores— Mucor— Habitat— General characters— Histologi- 

 cal structure— Asexual reproduction— Development— Conjugation- 

 Germination of zygospore — Laboratory work. . . pp. 4*5 — 4 2 9- 



XIV. 



Stoneworts. 



Habitat — External characters — Histological structure — Mode of 

 growth — Sexual reproduction — Development — Physiology — Laboratory 

 work — Protoplasmic movements pp. 430 — 442. 



XV. 



Bracken Fern. 



External characters — Histological structure — Stem — Leaf — Root — 

 Physiology — Asexual reproduction — Spores — Germination — Prothallus 

 — Sexual reproduction — Embryo — Alternation of generations — Labora- 

 tory work. ... pp. 443—459' 



XVI. 



Bean-plant. 



External characters — Reproductive organs — Development — Histo- 

 logical structure — Stem — Leaf — Root — Homology of the reproductive 

 organs with those of the Fern — Physiology — Laboratory work. 



pp. 460 — 481. 



Appendix. General — On dissecting — On injecting — Microscope and 

 Microscopic examination — Preparation and use. of reagents and culture 

 solutions — Sections and section cutting. . . . pp. 482 — 498. 



Index .... . pp. 499—512. 



