SYNOPSIS 



XXI 



PART IV 

 Studies of the Fructification (pages 250-315) 



OBSERVATION PAGE 



XLVII. The akene (289-296) .250 



XL VIII. The drupe (297-302) . . .255 



XLIX. Simple pods (303-309) . . ,259 



L. Compound pods (310-318) . ... . . 263 



LI. Key-fruits (319-322) . . .270 



LII. Berries (323-327) . .273 



LIII. Reinforced fruits (328-333) .278 



LIV. Reinforced fruits, concluded (334 339) . 284 



LV. Apples and their like (340-349) 289 



LVI. Pumpkins and squashes (350-356) . 295 



LVII. Tomatoes and oranges (357-363o) . 300 



LVIII. Mulberries and figs (364-369) . . 303 



LIX. Pines and their kin (370-3766) . 306 



LX. Influence of pollen upon the fruit (377-381a) .311 



PART V 



Studies of the Propagation of Plants (pages 316-380) 



LXI How the squash plant gets out of the seed (382-392) . 316 



LXII. Germination of the onion (393-398o) ... .323 



LXIII. Germination of beans (399- 405a) 327 



LXIV. What is a seed? (406-411) ... 331 



LXV. The dispersion of seeds (412-423d) . 336 



LXVI. Ferns (424-4286) . 342 



LXVII. Mushrooms and their kind (429-4376) 347 



LXVIII. Bulbs, bulblets and buds (438-446) 353 



LXIX. Conns and rootstocks (447-453a) .358 



LXX. Tuberous parts (454^58o) 362 



LXXI. Runners and layers (459-463) . . 367 



LXXII. The mangrove (464-470) . . ... 371 



LXXIII. Cuttings and grafts (471-479) .... 374 



