SOMERSET NOTES FOR 1917 143 



Agropyron caninum L. 4. Hedges near Ilminster, D. 



Ulechaum Spicant Willd. 4. Blackdown Hills; Ashill ; Cliard, 

 D. 10. East Harptree, T. 



Polystlchuin aculeatum lioth. 4. Near Ilminster, D. — P. annu- 

 lare Presl. 4. Donyatt. 10. Chewton Mendip ; rare, T. 



Lastrea spinulosa Presl. 4. Hinton St. George ; slopes of 

 Blackdown, D. 10. Garrow Bottom and Lady Wood, East Harp- 

 tree, T. 



Fhegojjteris Mohertiana Braun. 10. Quite plentiful on the 

 stonework of one of the bye-washes, Litton Keservoir, T., sp. 



Ophiof/lossum vulc/atum L. 4. Broadway Forest ; fine, and in 

 considerable quantity, D. 



Botrychium Lunaria Sw. 2. Rough field between Care and 

 Malmsmead, iV^. G. Haclden. 



Equisetum maximum Lam. 10. East Harptree, T. — E. limosum 

 L. 9. Mineries Bog ; pond at Red Quar, Chewton Mendip ; and 10. 

 Bishop's Ponds, Chewton Mendip, T. 



Lycopodiicm Selago L. 4. Near Castle Neroche, D. 



Pilularia ylohiilifera L. 9. " A friend interested in Botany tells 

 me she found a specimen near Winscombe, a few years ago," T. 

 in lift. Sole's " Blackdown " record may be the same ; so far as 

 I know, he never worked the southern districts (Blackdown Hills). 



*Tolypella prolifera Leonh. 3. Bridgwater and Taunton Canal 

 at Charlton, between Creech St. Michael and Durston, mixed with 

 Callitriche truncata. New for Somerset; the name has been con- 

 firmed by Mr. Jariaes Groves, who wrote that this was a good exten- 

 sion of its range. I saw very little of it, but had no time for a 

 thoroug-h search. 



HOLY ISLAND PLANTS. 

 By E. Marsden Jones, F.L.S. 



The following plants were noted at and in the neighbourhood of 

 Trearddur Bay during a visit to Holy Island (v.c. 52) in Auo-ust 

 1917 :— 



Castalia alia Wood. Streams in marsh below the Holyhead 

 Golf Course, and in a pond between Trearddur Bay and Rhoscolyn. 



Glaucium flamim Crantz. Above sea wall, nearly opposite the 

 Trearddur Bay Hotel. 



Diplotaxis muralis D.C. In garden at Fron Isallt, Trearddur 

 Bay — Cakile maritima Scop. Above sea wall, near bathing huts, 

 facing large bay. 



llelianthemum Breiceri (Planch.). I found a colony in 1913, 

 between Trearddur Bay and Rhoscolyn, visited the place again in 

 August 1917, and found it thriving. The place is about four miles 

 from Holyhead Mountain. 



8ilene maritima With. Plentiful all along the coast. >S'. an- 

 ylica L. Ploughed field not far from Salt Lake. 



EroJiiim cicutari^t m L'Herit. On waste sandy ground at be- 

 ginning of sandhills, facing large bav. 



