BRECON AND WEST YORKSHIRE HAWKWEEDS 53 
Dahlst. It differs, however, from this by the efloccose leaves, as 
well as the pseudophyllopodous habit, of which character the 
writer has had a good opportunity of judging. 
ities :—Monmouth: Near Pont Esgob, Black Mountain; 
Trelleck. Hereford: Very many stations; see Journ. Bot. 1907, 
p. 325. 
on the ak III. On the Wye, Erwood; Pontfaen, in the Yscir 
Valley. Glamorgan: Pontsticil, on the Taf Fechan. Carmarthen: 
Glynhir, near Llandebie Yorks: On the Lune, sare’ Sedbergh ; 
Hand on aes ag Wensleydale ; FI’. A. Lee 
puM Hartm. As an aggregate, seas in Brecon, 
rare in Yorltys Per in river-glens. 
ype: normale W. R. Linton. Rare in Brecon; absent from 
Yorks. II. On the Upper Tawe at Galilee nd above. Found 
also in Radnor, on the Elan, and in Carmarthen at. the Fan 
echan 
Var. nidense F. J. Hanb. Brecon, in river-glens at several 
spots. II. In the Hepste and Mellte Bohan at many places. In 
the Taf Fechan Glen at and above Dolygaer reservoir. In the 
Tawe — above Cellwen. Not yet certainly detected in any 
other county. 
Var. Friesit Dahlst. Bisson: not common; Yorks, rare. ie 
Var. irishocanion Dahlst, Brecon and Yorks, rare. II. On 
the Tawe at Craig-y-Nos Castle. IV. On the Cyfnant Fechan in 
th ! 
I. O 
way-banks, Glyn Collwng. Penderyn; teste Elfstrand! 2. Stream 
side near Chapel- le-Dale. 3. Hestleton Glen, Arncliffe. 
Var. obatrescens Dahlst. Brecon, not rare. II. Taf — 
Glen; in the Senni 7 at Heol Senni; Haffes Glen in 
Upper Tawe. IV. Gwrach Glen on the Upper Towy. Not 
recorded for Yorks. 
Var. piney J. Hanb. Brecon, very rare. II. Rock in 
the Tawe near Craig-y-Nos Castle ; Riddelsdell ! 
H. preNANTHOIDES Vill. Brecon, very local; Yorks, widely 
spread. 3 Taren- «Bacal, erg at a single spot. II. Craig 
Du in the Senni Valley. Stackhouse, near Totti Miss 
sSeaars, ct Horton, in Ribblesdale. 2. Chapel-le-Dale. 3. Hestle- 
ton Glen 
sTRICTUM Fr. aoe and little known, but occurring as an 
aggregate in both cou 
seerogate eens 7 IL opets e Glen, 1890; Mellte Glen, 1908. 
IV. Llanwrtyd, on the Yrfon; Purchas, 1890! teste Elfstrand ; 
Herb. Hanb 
Var _ opsianthain Dahlst. Yorks: 1. Mather teste Elfstrand ; 
Miss Thompson i in Herb. Hanbury! 
