252 JOURNAL OF THE ROYAL HORTICULTURAL SOCIETY. 
By the kindness of Dr. G. V. Perez, of Teneriffe, I received, in ' 
1916, plants collected in Madeira the previous year by Sefior Mene^es. 
Fig. 147. — S. nudum Aiton. 
They closely resemble the Kew plant, but the leaves were rather 
greener and more slender. 
121. Sedum lancerottense R. P. Murray (fig. 148). 
S. lancerottense R. P. Murray in Journ. oj Bot, 37, 2or, 1899. 
This plant (the only Sedum in the Canaries, excepting the widely- 
spread annual 5. rubens) comes very close to S. nudum Aiton from 
Madeira, and should possibly be looked on as a geographical race of 
that species ; but without a greater variety of material for study 
(I have grown one gathering of lancerottense and two of nudum) I 
prefer to leave it as the describer has placed it. The best characters 
for distinguishing the two lie in the spurred sepals, minute yellow 
