Plate IV 



Above (left): Result of mutation in vegetative cells in stem of red-flowered hibiscus. 

 Above (right): Pigments in different varieties of coleus. When the ordinary yellow green 

 coleus is selfed, % of the progeny are like the parent; the remainder are like the plant 

 pictured to the left of the yellow green plant. Beloic: Result of mutation in vegetative 

 cells of a yellow rooted variety of sweet potato. 



