416 THE JOURNAL OF BOTANY 
. Joh ! 
T. jiliforme in Tothill Fields—that is to say, practically the neigh- 
bouring site of Westminster Cathedral—where many of these 
species were growing in 1815; we shall not find the gipsy-wort via 
*‘ditch-banks about Piccadilly”; the grass-vetchling (Lathyrus 
Nissolia) or the flowering rush (Butomus umbellatus) in Battersea 
: ‘ 
a site for the rare ) — 
Oxford; and, by an unfortunate accident, a lovely situation on 
the North Downs, which happened to be the only locality over a 
wide district for Herminium Monorchis, was pitched upon for a 
ho ) 
main drain the locality at the head of the Leg-of-Mutton Pond at 
Hampstead, where thirty years ago I used to study Drosera, and 
nthe 0 flower. 
Cheddar rocks with their rare pink ( Dianthus gratianopolitanus) and 
meadow-rue (Thalictrwn montanum); and the gorge of the Wye. 
f our losses by forest-clearing, drainage, agricultural improve- 
ments and extension, building and quarrying are inevitable, others 
are certainly not. Among the avoidable causes of loss I class the 
ess deruralising of rural districts, smoke, trade-collectors, and 
the excesses of children, tourists, and botanists. 
* Report of Committee of Cotteswold Naturalists’ Field Club previously 
quoted. 
t C. J. Cornish in the Times, Oct. 17, 1603. 
t Cotteswold Report previously quoted. 
