182 THE HUMAN SIDE OF PLANTS 
low, or red. It is these forms that make “red 
> and “blood rain.” Water is frequently 
coloured by numerous shades. For this reason— 
because of the red alge found in its waters—the 
snow 
Red Sea was so named. History has many times 
mentioned strangely coloured rains; the Bible also 
speaks of such phenomena. 
The Algz belong to the vegetable kingdom, but 
are considered among the lowest forms of plant 
life. Next above them are certain forms of fungi, 
such as the water-moulds and the mildews. The 
fungi are believed to have originated as alge; and 
although they are decidedly plants, they have many 
characteristics of animals. 
“There is nothing on the land that is not in the 
sea!” That is well illustrated by an “animal- 
garden’”—or gardens, for there are many of them 
in tropical and warm waters. These gardens are 
among the world’s wonders of beauty. They are 
composed entirely of animals; yet the marvellously 
coloured beings simulate perfectly the forms and 
shapes of flowers. They cling to the rocks like 
trailnmg mosses, feathers, flower-like bells, and 
vines; some appear like daisies, geraniums, an- 
emones; others are like roses, verbenas, begonias, or 
waving grasses; all are like a happy family of 
