48 THE JOURNAL OF BOTANY 
H. pissimne Lindeb. Yorks, very rare; wt in Brecon. 2. On 
the ead below Sedbergh ; teste E. F. Lin 
H. puricers F. J. Hanb. Yorks, on river-roc ks; type rare. 
1. Ribblehead. 2. On the Rothay, four miles above Sedbergh. 
Var. cravoniense F.J.Hanb. Yo rks, on river-rocks and scaurs, 
frequent. 1. Settle; Miss Thompson! Ribblehead. 2. Chapel- 
e 
ng Scaurs 
Arneliffe ; Kidstones Scaur, on the Se Whar 
Both ve oe aban eae Bre 
H. vu M Fr. Bre ? frequent in Yorks. The type is 
abundant thkoughbnk the ates and localities need not be 
en ted. 
Nae subfasciculare W. R. Lint ton. Rare; and perhaps the 
true plant not found. 2. eee above Chapel- le-Dale; ‘nearest 
to this variety,” W. R. Linto 
Var. subravusculum W. R. Linton. Chiefly in river glens, 
ther common. 1, Ribblehead ; mountain-side above Horton, in 
Ribblesdale. 2. Beazley, Thornton, and other glens near Ingleton. 
bergh. 
er, 
None of these forms have yet been found in Brecon. H. vul- 
gatum as an oes 1s very rare in South Wales: but as it has 
recently been detected both in ve staple seis cand Glamorgan 
(Riddelsdell , iti 1s very likely to occur in Bre 
H. acrotrucum Sonate: Yorks, rare or ot rare? 1. Ribble- 
head, af. Not in Bre 
H. mutabile, sp. nov. Brecon, locally abundant on hedge- 
banks and mountain-banks; absent from’ the Black Mountain. 
II. Taf Fechan Glen, near Dolygaer ; Haffes Glen, Upper Tawe. 
ITI. Yscir Glen, near Brecon Wye Valley at Llangoed; very 
plentiful in the neighbourhood of Llangammarch. IV. Lla anwrtyd 
oy ic aha i abundant; Upper Towy Valley, near Ystrad-fin. 
Note.—D ahlstedt would dissociate this plant from H. acro- 
item Stent ; I think right > 
LH. angustatum Lindeb. was the name formerly given 
plant found i in the Upper Taf | Bockacs Glen and Give! Onions een (see 
cas neh 3? 67) ; the plant referred to is either H. nitidu um or 
nee Sm. Yorks, rare; notin Brecon. 1, Giggles- 
aes Tngleborough Scaurs above Dale 
; ead ; 
dantly. Truly native, ete eres eee 
H. Prnnatiripum Lénnr. Not yet found in Brecon; Yorks 
ae L sie in a railway-cutting near Ribblehead, 1902. 
SCANICUM Dahlst. . Breeo econ, abundant and 2 
buted, as in most Welsh countie es ; ok St crap pest 
I. Darens of the Black peoanite mT Blaen Taf Fawr: Upper 
