192 



A NATURALIST ON THE "CHALLENGER.' 



south of the island, about Eoyal Sound, that ripe seed was met 

 with; but there, especially at Mutton Cove, it was abundant. 

 The cabbage (Pringlea antiscorbutica), which like the familiar 

 vegetable is a cruciferous plant, is peculiar to the Prince Edward, 

 Crozets, Kerguelen and Heard Islands, and belongs to a genus 

 with no near ally. 



KERGUELEN CABBAGE, PKIXGLEA ANTISCORBUTICA. 



(From a photograph.) 



Crawling about the heart of the cabbages, and sheltering 

 there, are to be found swarms of the curious wingless fly, like- 

 wise peculiar to Kerguelen's Land, and islands where the cabbage 

 is found. The fly (Calycopterix Moseleyi, Eaton) is simply a loiig- 

 leo-o-ed brown fly, with very minute rudimentary wings. It crawls 

 about lazily on the cabbage, and lays its eggs in the moisture 

 between the leaves, about the heart of the plant. 



Another fly ( A ma lopUryxmaritimci), with wings rudimentary 

 but larger in proportion to the body than in the other, is found 

 about the rocks, on the sea shore, where it jumps about when 

 hunted, as if it w r ere a small grasshopper. It is the same as 



