R. Gr. Stapledon and T. J. Jenkin 



29 



Table I. To contrast the average specific frequencies of typical 

 miscellaneous plants on undisturbed and disturbed heath fescue 

 pastures and on permanent pastures derived from heath at the same 

 elevations. 



The figures are the average of three analyses on each type. The 

 following letters denote the results of more general observations : 

 o = occasional, 1 = local, la = locally abundant, g = gregarious. 



Species at 

 700'-1100' 



1 



Undisturbed 



heath fescue 



pasture 



Disturbed 



heath fescue 



pasture 



Permanent 

 pasture 

 ex heath 



Heath Herbs Proper: 



Viola lutea et var. amoena 

 Polygala spp. 

 Hypericum pulchrum 

 Pofentilla erecta 

 Galium saxatile 

 Hieracium Pilosella 

 Jasione montana ... 

 Erica cinerea 

 Veronica officiimlifi 

 Euphrasia spp.* 

 Pedicularis sylvatica 

 Thymus Serpylhim 

 Stachys Betonica ... 

 Luzula campestris ... 

 L. erecta-\ ... 

 Car ex binervis'f ^ 

 C. praecox'\ \ 



C. pilulifera'f J 



Intermediate Herbs : 

 Cerastium spp. 

 Linum catharticuin 

 Pimpinella Saxifraga 

 Leontodon autumnalis 



Tended Pasture Herbs Proper 

 Ranunculus repens... 

 Alchemilla vulgaris 

 Daucus Carota 

 Bellis perennis 

 Cirsium arvense 

 Leontodon hispidiis 

 Hypochoeris radicata 

 Taraxacum officinale 

 Bartsia Odontites ... 

 Prunella vulgaris ... 

 Plantago lanceolafu 

 Rumex Acetosa 



Cardinal figures for total (per- 

 centage frequency) contribu- 

 tion of miscellaneous herbs 



4 

 20 



o 

 90 

 96 



4 



2 



1 

 17 



23 

 o 



(3. 9. 20) 



10 

 20 



1 



56 

 40 

 50 



3 



1 

 46 



1 



4 



1 



3 

 18 



10 

 15 



(5. 11. 27) 



10 

 o 

 20 



19 



1 



20 

 20 

 la 

 25 

 90 

 10 



(8. 18, 30) 



* More plentiful on the undisturbed heaths on Radnor Forest and Brecon Beacons 



f More plentiful on the mountain fescue pastures. 



X Occasionally met with near sheep tracks, fences, and roads. 



