Pipe-grass equisetum. Buttercups now densely spot the churchyard. Now for the fragrance of firs and spruce.

  P.M.—To Walden.

  Horse-radish, several days; rye four feet high. The luxuriant and rapid growth of this hardy and valuable grass is always surprising. How genial must nature be to it! It makes the revolution of the seasons seem a rapid whirl. How quickly and densely it clothes the earth! Thus early it suggests the harvest and fall. At sight of this deep and dense field all vibrating with motion and light . . .