392 



THE UNIVERSE. 



It is generally the globular form tliat predominates, 

 but there are also grains which are ovoid; some triangular 



215. PoUen of Different Plants, seen with tlie Microscope. 1, Hellebore ; 2, Sea Lavender ; 

 .3, WUd Oleander; 4, Convolvulus; 5, Soolymus; 6, Lily; 7, Gourd; 8, Hibiscus; 9, Coba^a; 

 10, Pine-tree ; 11, Passiflora ; 12, Animalcules of the Pollen of Ferns ; 13, Animalcules of 

 the Chara. 



ones are knoAvn, and others resemble goiuxls <^r 2)yramids. 

 Their surface is sometimes smooth, sometimes roughened 



216. I'istil ..f the Poppy. 



217. Pistil of the Madder-plant. 



Avitli papilla?, or defended by an armature of spines, l>ut 

 microscopy is not limited to this; it shows us that each 



