One of my weigelas has this bad habit, while my other one never loses its variegation.
From the online.wsj.com
Because of its variegation, it seems to grow less fast than the solid colored ajugas.
From the charlotteobserver.com
However over the past two decades the variegation of our schools has greatly increased.
From the guardian.co.uk
The variegation may fade in summer but should develop again in autumn and through winter.
From the gazetteherald.co.uk
Most cyclamen have some pattern of silver or gray variegation in their heart-shaped leaves.
From the kansas.com
Leaves are either purple or with a greenish-purple variegation.
From the stltoday.com
Try using caladiums that are multicolored in their variegation and then select impatiens that will play one of the colors.
From the kentucky.com
Try using caladiums that are multicolored in their variegation and select impatiens that will play one of the colors.
From the post-gazette.com
Most cyclamen you see for sale have some pattern of silver or gray variegation in their heart-shaped leaves.
From the thestate.com
More examples
Variability in coloration
Diversification: the act of introducing variety (especially in investments or in the variety of goods and services offered); "my broker recommended a greater diversification of my investments"; "he limited his losses by diversification of his product line"
(variegated) varicolored: having a variety of colors
Variegation is the appearance of differently coloured zones in the leaves, and sometimes the stems, of plants. This may be due to a number of causes. Some variegation is attractive and ornamental and gardeners tend to preserve these. ...
In histology, variegation is the property of having discrete markings of different colors.
The state of being variegated; a variation in the colour of different zones of the same plant
(variegated) Streaked, spotted, or otherwise marked with a variety of color; very colorful
(variegated) A term that applies to any tobacco in which the color is not uniform after curing. Variegated leaves remain green, yellow, or bleached in some places, while the rest of the leaf has the normal coloring of its type.
(Variegated) Generally, refers to thread that is dyed in multiple colors in sequence so that the thread will uniformly change colors (from two to six different colors) every three to seven inches. This thread is used for decorative stitching or embroidery applications. ...