Caryophyllaceæ. 



293 



dry, rarely pure homogamy (H. M.; A. S.); in Riesengebirge 

 A. Schulz observed in the same individual both decidedly homoga- 

 mous and entirely protandrous flowers; entirely ? are said to be rare. 

 — This species is one of those in which $ flowers seem to be rare ; they 

 are not much smaller than the £ flowers. 



O 



o .y 



Fig. 28. Stellaria longipes. 



£. — A, from Greenland (about 69° N. lat.); a 2 , pollen grain. 

 B, from g in its last stage, (differently magnified). C, Most fully devel- 

 oped papillae from g observed by me. 



$. — D, d 1 , d 2 , and E, e 1 : $ flowers from West Greenland (about 

 67° N. lat.). F: Stigmatic papillæ of $ (longer than those of g shown 

 in C); from Greenland (about 67° N. lat.). G: Cor.-st. of $ from about 

 69° N. lat. 



H, h 1 (Pollen), h 2 and h z from $ from Spitzbergen. /, i 1 — i' 6 , 

 from $ from Spitzbergen. (E. W.) 



