71 
405. R. alpinum, Linn. Native. Scottish. 
406. R. grossularia, Linn. Denizen. British. 
Perhaps might be placed in the alien category without much risk 
of error; but bushes may occasionally be seen in wild looking situ- 
ations in woods, and on the edge of the moorlands. 
ORDER XXXIV. CRASSULACE^E. 
SEDUM. 
408. 
S. Rhodiola, DC. 
Native. 
Highland. 
Bhodiola rosea, Flora, 25. 
409. 
S. Telephium, Linn. 
Native. 
British. 
410. 
S. villosum, Linn. 
Native. 
Scottish. 
411. 
S. dasyphyllum, Linn. 
Alien. 
On a wall near Bedale ! — 
T. Simpson, W. Boston. 
412. 
S. anglicum, Linn. 
Native. 
Atlantic. 
On the round hill, Langbarghh rigg, near Ayton !- 
-W. Mudd. Near 
the outer gate of Scarborough castle — Theah stone' s Guide. 
413. 
S. album, Linn . 
Alien. 
Cottage roofs at Askew, near Bedale ! — M. Helblethivaite, T. Simpson. 
On walls and roofs at Lofthouse, Easington, and Lythe, Cleveland 
— W. Mudd. 
414. 
S. acre, Linn. 
Native. 
British. 
415. 
S. sexangulare, Linn. 
Alien ? 
Ayton, Stokesley, Danby, and Castleton, Cleveland ! — W. Mndd. 
Doubtless naturalised only at these localities, and at Scarborough. 
Is it an introduced plant also at the Malham station? 
416. S. reflexum, Linn. Alien. 
417. * S. rupestre, Linn. Incognit. 
Supposed (probably in error) to have been found at Guisborough 
(vide Mr. Flintoff, B. G. 692). 
SEMPERYIYUM. 
417. S. tectorum, Linn. Alien. 
418. C. Umbilicus, Linn. 
COTYLEDON. 
Native. 
Atlantic. 
