68 PECULIARITIES OF PLANT-DISTRIBUTION. IN THE LEEDS DISTRICT. 
uge ironworks 
(Kirkstall), one of the plants most characteristic of the district still 
survives—Geranium pratense growing in stony pasture-land by an 
inky river, as it formerly grew all along the valley, flourishing inera- 
dicably until actually buried under smoking mounds of slag! In this 
most barren district Convolvulus arvensis is not, however, uncommon’ 
It seems rather to prefer, I have thought, the broken shelving edges 
Irrespective, too, of the district, I find Papaver Rheas and 
dubium, with Chrysanthemum segetum, infesting cornfields not un- 
commonly 
A great contrast to this obtains in other directions. On the north, 
north-west, and north-east sides o i 
miles of the town on the east, and at Roundha 
each place in the ¢ 
species, such as Helianthemum, Anthyllis, Carlina vulgaris, HHype- 
ricum hirsutum and montanum, Atropa Belladonna, Picris hieraciordes, 
Gentrana Amarella, Plantago media, Orchis pyramidalis, Brachy- 
podium pinnatum, &c., whilst Oolchicum ‘autumnale forms 
striking feature in the meadows, and Lithospermum officinale in the 
brushwood ; 
y may be found 
ommoner xerophilous 
Going more into detail with regard only, in this place, to the 
presence or absence of the Manchester non-occurrences, an ina- 
Out o 
twenty are found pretty 
absent. 
Those which I claim are as follow :— Clematis has gained a firm 
footing” in two or three localities, and t 
Met ; hough no doubt formerly in- 
troduced, has found a congenial soil and climate on the limestone in 
