RELATIVES OF THE HERB ROBERT 133 
small stones, the first leaves sent up from the crown 
were very distinctly greener than their predecessors. 
These plants flowered in 1917, when I sowed some of 
their seeds, which produced seedlings with cotyledons 
and foliage leaves whose colour compared with those 

Fic. 51.—The Herb Robert. The shingle variety, to show the root 
leaves, and flowers. Half natural size. (Photo.) 
on the shingle was a little nearer that of the type, 
but still very much darker ; the petals remained very 
much the same, while the seeds were exactly like those 
of the parent and entirely without the threads. 
In 1917 I sowed some of these seeds. The seedlings 
