44. COMPOSITE. 115 



Wigton (Professor Balfour), Edinburgh (H. C. W.), Dum- 

 barton (Dr. J. D. Hooker) ; which of themselves suffice to 

 indicate a wide area for the species. 



646. Senecio squalidus, Linn. 



Area (1 * 3 * 5). 



Alien. Reported as growing in Devon, Somerset, Ox- 

 ford, Worcester, and Warwick ; some doubt attaching to 

 the second county, from the indicated locality, " in the 

 marsh near Burnham and Huntspill," being so dissimilar 

 to that of " old walls," on which it is said to grow in the 

 other counties. 



647. Senecio eruc^folius, Linn. 

 647, b. Senecio TEN ciFOLius, Jflcg-. 



Area 1 2 3 4 5 6 7 8 9 10 11 * 13 14. 



South limit in Cornwall, Isle of Wight, Kent. 



North limit in Lanark, Berwick. 



Estimate of provinces 13. Estimate of counties 50. 



Latitude 50 — 56. English type of distribution. 



Agrarian region. Inferagrarian — Midagrarian zones. 



Descends to the coast level, in the Peninsula. 



Ascends to 100 or 200 yards, in England. 



Range of mean annual temperature 51 — 47. 



Native. Septal, Viatical, &c. Variable in its situations 



of growth, and variable also in the form of its leaves and 



general appearance. Dr. Bromfield informs me that Sene- 



Ut.f^rf. //'Cio barbaraefolia (Reich.) occurs by road-sides about South- 



It q6/ ampton, not uncommonly ; where it was pointed out to him 



by Mr. Babington ; and that it is apparently intermediate 



I 2 



