254 baker's north YORKSHIRE. 



Chelidonium majus L. English type. Denizen. Area 

 general. Range 0-250. Frequent in hedges in the low country, 

 but always, where I have seen it, in the neighbourhood of 

 houses or gardens. It ascends in Wensleydale to Aysgarth and 

 Redmire, and is grown in a garden' on Marrick Moor at 300 

 yards. It is sometimes used as a medicine for cows, which per- 

 haps may account for its being met with so often about farm- 

 houses and villages. 



Glaucium luteum Scop. English type. Denizen. Area 

 5 4, Range Coast-Level. Sandy ground near the sea, rare, 

 probably introduced in one and possibly in both its stations. 

 It grows near the mouth of the Tees at Middlesbrough, and 

 amongst the sand-hills near the mouth of the Esk at Whitby. 



Glaucium violaceum Smith. Alien. A weed in the 

 nursery grounds at Hopetown near Burniston ; Hebblethwaite ! 



Glaucium phoeniceum Crantz. Alien. A plant often 

 grown in cottage gardens, which is sometimes to be met with in 

 waste ground. Cotherstone, Ainderby Steeple, Thirsk, 

 Rievaulx, etc. 



Corydalis claviculata DC. British type. Native. Area 

 9.543. Range 50-150. Heathery places, rare. In the west 

 about the crags of Cat Castle in Deepdale. On the east in 

 several places : hedges at Great Ayton, Eston Nab, Aislaby 

 Quarries, Bulmer Hag, Wrelton Woods, Langdale Rigg. Asle- 

 dale, north of Helmsley, abundant ; W. Foggitt. 



Corydalis lutea DC. Alien. A species often grown in 

 gardens, which is sub-spontaneous on old walls in several places. 

 Richmond, Swinton, Tanfield, Kilton Castle, Whitby, Pickering, 

 Arden Hall, etc. A native of Italy and Illyria. 



Corydalis SOlida DC. Alien. Occasionally sub-spontaneous 

 as a garden escape. Norton Copyers, Wath, Thirsk, etc. A 

 native of Scandinavia, Germany and France. 



Dielytra formosa DC. Alien. Sub-spontaneous or 

 planted in a wood near the High Force of Semmerdale ; plentiful 



