COMPOSITE. TRIBE II. 59 



in Pinner in 1865 and subsequent years where an old fence 

 had stood. 



2. C. acanthoides. L. (Welted Thistle.) 

 Way sides and waste places. 6-8. 

 "Near Harrow Weald Common." (Flor. Midd.) 



CARLINA. (Carline Thistle.) 



I C. vulgaris. L. (Common Carline Thistle.) 



Dry sandy heaths. 7-9. 



Ruislip Common. The flowers, which expand in dry 

 weather, and close before rain, retain this property after 

 they are dried, and are used as hygrometers. 



CNICUS. (Plume Thistle.) 



1. C. lanceolatus. Willd. (Spear Plume Thistle.) 

 Way sides and pastures. 7, 8. 



Not unfrequent in the road sides at Harrow, etc. 



2. C. palustris. Willd. (Marsh Plume Thistle.) 

 Moist meadows. 7, 8. 



Abundant. The tallest English species, being on an 

 average 4 feet 6 inches high, flowers sometimes white. 



3. C. arvensis. Hoffm. (Creeping Field Plume 



Thistle.) 



Fields and road sides. 7, 8, 

 Everywhere abundant. 



4. C. pratensis. Willd. (Meadow Plume Thistle.) 

 Wet Pastures. 6-8. 



Marshy pastures at Ruislip. Stanmore Heath. (Flor. 

 Herts. Supp.) 



