PATAGONIAN EXPEDITIONS I BOTANY. 



EXPLANATION OF PLATE XII. 



PAGE 



CAREX PATAGONICA Spegazzini . . . . . . . . .285 



The central figure gives the general habit, of natural size. 



On the right, above, are two young plants, slightly magnified. 



ad, andrecium on the staminal scale. 



/, /, two young leaves, their sheathing bases and short laminae. 



s, seed (achene) with its 3-branched style. To its left is seen the utricle 



enclosing the seed. 

 sa, superior aspect of seed (achene). 

 sp, female spike, with its bracts and scales. 

 sir, str, cross-sections of young and maturing seeds. 

 su, superior aspect of utricle. 

 Figures ad-su are all magnified. 



(VOL. vm) 



