COMPOSITE. 73 



Diotis maritima, Cass. 



Cited in the Flora as extinct. 



3. A single plant in flower, Par Sands, 1915, Wise and 

 Thurston, Journ. Bot., 1915, p. 281 . Mispiint therein " Par 

 Sands " for Pra Sands, quoting from Davey's Flora. Several 

 small plants, 1920, Thurston. 



8. Land's End district, Hosking, B.E.C., 1916, p. 490. Mr. 

 Hosking prefers to keep the exact locality secret, but has 

 sent me excellent specimens every year since 1916, C. C. 

 Vigurs. The plant was seen in the same locality by the 

 Rev. F. Granville May and the Rev. (afterwards Bishop) 

 J. Hannington, in 1877. E. Thurston. 



Anthemis arvensis, Linn. 



2. Pillaton, Hawk, R.I.C., 1911, p. 381. 



3. Polperro, frequent, Mrs. and H. M. M. Perrycoste. Par 

 Harbour, 1917, Miss M. Cobbe and F. Rilstone. 



4. Camelford railway station, 1915, Wise. 



6. Greeriwith, Perran-ar-worthal, 1912, Davey. 



Chrysanthemum segetum, Linn 



Called Gajah (Cornish Celtic for daisy) in Breage parish, W. 

 Tresidder. See also C. Leucantheinum. (Flora). 



1. St. Clether, 1908, Harvey. 



2. Pillaton; near Clapper Bridge, Hawk, R.I.C., 1911, p. 381. 



3. Cheese wring, 1905, Harvey. Abundant in a field near 

 Dozmary Pool, 1915, Mrs. and H. M. M. Perrycoste. 



4. Blisland, 1908, Harvey. Harlyn Bay, Miss C. E. Larter, 

 R./.C., 1911, p. 381. 



8. St. Erth; St. Ives. " June-October " (Flora). In flower 

 annually, St. Ives, at Christmas, Thurston. 



*C. coronarium, Linn. Alien. 5. A few plants (garden 

 escape) on railway, Newquay, Vigurs. 



*C. lacustre, Brot. (latifolium, DC). Alien. 7, Penrose, Druce, 

 B.E.C., 1912, p. 164. 



*C. maximum, DC. Alien. 5. A large and increasing patch, 

 which has ousted all other vegetation, at Watergate, Mawgan- 

 in-Pydar, 1913, Vigurs, B.E.C., 1913, p. 473; 1914, p. 16. 



