44 
(ECONOMY 
this very rain water, and vapours condenfed, 
that trickle through the holes, and interftices 
of loofe bodies, and are received into caverns. 
Thefe afford a pure water purged by flrain- 
ing, which rarely dry up in fummer, or freeze 
in winter, fo that animals never want a whole- 
fome and refrefhing liquor. 
The chief fources of rivers are fountains, 
and rills growing by gradual fupplies into ftill 
larger and larger fcreams, till at laft, after the 
conflux of a vail number of them, they find no 
ftop, but falling into the fea with leffened ra- 
pidity, they there depofit the united ftores 
• they have gathered, along with foreign mat- 
ter, and fuch earthy fubftances, as they tore 
off in their way. Thus the water returns 
in a circle, whence it firft drew its origin, 
that it may a£t over the fame fcene again. 
Marfhes arifing from water retained in low 
grounds are filled with moffy tumps, which are 
brought down by the water from the higher 
parts, or are produced by putrifyed plants. 
We often fee new meadows arife from 
marfhes dryed up. This happens fooner when 
the s fphagnum F. S ? 864.* has laid a founda- 
« A kind of mofs. 
* This refers to the firft Edition of the Flora Suecica. It 
is 058 in the fecond Edition. 
tion ; 
