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 Ö flowers. 



О 



О .У 



Fig. 28. Stellaria longipes. 



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

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

 oped papillæ from ^ observed by me. 



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

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

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

 69° N. lat. 



H, h^ (Pollen), h^ and h^ from ^ from Spitzbergen. /, i^ — i^, 

 from $ from Spitzbergen. (E. W.) 



