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FLORA OF PATAGONIA. 490 



Andrews. As the authors of the < Genera Plantarum » remark, 



it is very difficult to define the limits of species in this genus, 



and therefore to discuss their geographical distribution. Quin- 



chamahum ntajus certainly extends to both sides of the Andean 

 cham. 













Hombr. Sf Jacquinot. " Plant 

 ground 





purple flowers in tufts." -W. Andrews. This 



Magell 

 in 



Patagonia, but apparently does not reach Southern Chili. 







EUPHOKBIACE^. 









IB. Euphobbia pbostbata, Ait. ? " Creeping " [should be 

 prostrate] " plant, growing most luxuriantly in stony clay ground ; 

 small jellow flowers."— W. Andrews. This cosmopolitan species is 

 closely allied to the Old -World IE. Chantcesyce. I was disposed to 

 refer the present plant to IS. Engelmanni, Boiss. in PC. Prod. 

 **• II. p. 42, which has been found abundantly in Argentaria and 



Urug 



Mr 







ws's specimens do not seem to possess 





. 



CuPULIfEBJS. 







80 and 117. Fagus obliqua, Mirbel. u Leaves of tree of large 



Slze > rough bark : eastern slopes of the Andes."— W. Andrews. 



Although leaves only have been sent, there can scarcely be any 



BHstake as to the species. It extends to both slopes of the 

 And 



■*uaes. 



6 ^. Fagus ? " Leaves of a tree of large size picked on 



the sho 



nnmg 



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of an intense red colour."— W. Andrews. Professor Oliver is 

 disposed to refer these leaves to F. procera, Poepp. et End!. ; but 

 they appear to me quite uncertain. 



Amabyllidej:. 



10. Zephybanthes Andehsoni, Kerb. " Crocus-like flower, 

 of a bright magenta colour, rising from the bulb ,• foliage very 

 rare. Found all over the plains of Patagonia, slopes of the pre- 

 Cordillera, and even up among the perpetual snows of the true 

 Cordillera. I have gathered specimens on the n,,o + ,™in a n *t * 



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