THE IWYOPIIYTA 



321 



very dry and still retain their vitality. The filaments of pro- 

 tonema, to which the moss plant still remains attached, continue 

 to grow and serve as a means for anchorage, absorption, and 

 dispersal. 



ABC 



Fig. 195. Fig. 196. 



Fig. 195. — A moss (,Polylricfmmco?)i in tiiir, the huir-cup moss), yl, male plant 

 wliich bears antheridia at its tip. B, female plant, showing mature sporophyte. 

 C, female plant with its various portions separated, g, gametophyte or moss 

 plant, s, seta or stalk, c, capsule, o, operculum, a, calyptra. (From 

 Gager's "Fundamentals of Botany", P. Blakiston's Son and Co., Philadelphia). 



Fig. 196. — Sexual organs of a moss {Mnium). A, archegonium (in sec- 

 tion). B, antheridium. X 100. 



Sexual organs (Fig. 196) are borne at the tips of the branches, 

 sometimes on the same plant but often on separate individuals. 

 The sporophyte usually develops a long seta, the growth of which 

 carries the capsule far up above the moss plant. Remains of 



