226 THE JOURNAL OF BOTANY 
_ (a) The form with simple leaves is much rarer generally than 
the pinnatifid sharply toothed form, which is a later development, 
I suppose. ‘ 
(6) In one case away from the habitations by a dyke in the 
corner of a field, where mortar-rubbish from an old brick building 
had been carried to dress the soil. 
c ere is an original note on the rock-goil record-sheet, 
“most unusual.” I have proof S. asper is water-carried ; S, 
lieve it was a hybrid, but only an example of the same tendency 
that drives S. asper from its old individual leaves to sharply 
toothed pinnatifid ones, which Neo-Lamarckians can explain as 
they list. - 
S. asper Li. was first recorded for Lincolnshire in 1836. It is 
found on roadsides and their edges, 7. e. where the grass joins the 
men and fur of animals. It is carried sometimes in this way from 
spot to spot. This species is clearly a follower of man and of 
re. 
. oleraceus L. was first recorded for Lincolnshire by H. C. 
Watson in 1851. It is found in garden ground and in village 
hedges, wall-roots, on the top of stone walls, more rarely between 
the bricks, or on the top of brick walls. It is found in quarries 
f ; f 
] t 
man, but only in the immediate neighbourhood of his dwelling or 
working places. It is not a follower of cultivation with us yet in 
Ww 
the wider circle surrounding his agricultural and other doings. © 
Pettis exception I have met with is stated in the notes on the table 
above. 
