ANALYTICAL TABLE OF CONTENTS. xxv 



"Winter Earth Study. PAGE 



WATER ITS FORMS AND WORK 462 



Evaporation 465 



Condensation . . . 476 



FORMS OF WATER 478 



Frost 486 



Ice 491 



Snow 494 



The Work of Water in Soilmaking 513 



The Work of Streams 518 



Spring Nature Study. 



Aims and Opportunities 520 



Spring Notes 526 



MARCH. 



Tree Study . ..":..' . . . . ..- . . . . 531 



Bud Study 547 



The Horse Chestnut Bud 551 



The Lilac Bud 555 



The Beech Bud 560 



The Elder Bud 561 



Willow, Poplar, and Maple Buds 562 



APRIL. 



Seeds and their Dissemination 566 



Planting the Seeds 569 



The Germination of the Bean 573 



" " " " Pea 579 



" " " " Morning Glory 583 



MAY. 



The Plant at Work 593 



The Germination /of the Bean, continued 596 



" " Morning Glory, continued .... 602 



The Horse Chestnut Bud 609 



JUNE. 



The Flowers and Their Work 613 



