CONTENTS ix 



PAGE 



150. The Lily Family (Liliaceae) 390 



151. The Iris Family (Iridacea;) 390 



152. The Lily Order (Lihales or LiliifloraO 390 



153. The Orchid Family (Orchidacese) 391 



154. The Orchid Order (Orchidales or Microsperma?) 391 



155. The Monocotyl Subclass (Monocotyledones) 391 



156. The Case-Seed Class (Angiosperma^) 391 



157. The Pine Family (Pimicete) 392 



158. The Yew Family (Taxaceie) 392 



159. The Pine Order (Coniferales or Conifera?) 393 



160. The Naked-Seed Class (Gymnosperma;) 393 



161. The Seed-Plant Division (Spermatophyta) 393 



162. The Vegetable Kingdom (Vegetabilia) 394 



CHAPTER XI 

 KINSHIP AND ADAPTATION 



163. The problem of origins 428 



164. The doctrine of special creation 429 



165. The doctrine of organic evolution 431 



166. Acquired adaptations 441 



167. Selected adaptations 446 



168. Acquirement versus Selection 452 



169. Sudden adaptations 457 



170. Evolution by choice 461 



171. Evolution in general 464 



CHAPTER XII 

 LIFE-HISTORIES 



172. Cycles of life 470 



173. The Blue Algaj (Class Cyanophycea^) 470 



174. The Green Algse (Class Chlorophycea>) 476 



175. The Brown Algaj (Class Phieophycea;) 485 



176. The Red Alga; (Class Rhodophycea;) 487 



177. The Seaweed Subdivision, Alga; in genei'al 491 



178. The Fission Fungi (Class Schizomycetes) 492 



179. The Yeast Fungi (Class Saccharomycetes) 495 



ISO. The Pin-mold Fungi (Class Zygomycetes) 495 



181. The Water-mold Fungi (Class Oomycetes) 499 



182. The Spore-sac Fungi (Class Ascomycetes) 499 



183. The Spore-base Fungi (Class Basidiomycetes) 501 



184. The Mushroom Subdivision, Fungi in general 503 



185. The Spore-sac Lichens (Class Ascolichenes) 504 



186. The Spore-base Lichens (Class Basidiolichenes). 508 



187. The Lichen Subdivision, Lichens in general 508 



188. The Thallophvte Division, Lobeworts (Thallophyta) 509 



189. The Liverworts (Class Hepatics) 513 



190. The True Mosses (Class Musci) 519 



