THE BOTANY OF THE SNARES, 207 
who have unintentionally introduced a few plants from the main- 
land. | 
i a 
prostrate trunk, the roots, partly from the burrowing of the petrels, 
i ° th : 
1 ; three to 
seven inches in length, white, with appressed tomentum on both 
surfaces, although that on the upper surface usuall pears 
dur: first winter. The flower-heads a produced in terminal 
racemes from three to eight inches in length, an rayless; the 
d are 
rachis, peduncles, bracts, and outer involucral leaves are clothed 
with close snow-white tomentum, which forms a striking contrast 
i t 
es pub: 
above, and especially in the involucral leaves bein in 
from five to eight series; the last character alone being of any im- 
rtance. The cultivator, however, will always consider it distinct. 
It is restricted to the Snares and to the Auckland Islands. 
e patches of green amongst the white masses of the Olearia 
were caused by another grand plant, Senecio Muelleri T, Kirk,* a 
* Transactions of New Zealand Institute, xy. 359. 
