Liliales. 



351 



The inflorescence in T. palustris is nearly always a 

 globular head (Fig. 1 Л), more rarely a subcyhndric spike. 

 In T. coccinea the elongated spike is the normal form, the 

 globular the rarer one (Fig. 4 A, B), but it varies according 

 to the quality of the habitat. In T. coccinea, moreover, 



Fig. 4. T. coccinea. Nordre Strömfjord, Greenland. 



A. Habit-drawing of a weakly flowering specimen growing in Sphagnum. 



B. Inflorescence of a more richly flowering specimen. 



C. Single flower, shortly before the hermaphrodite stage. 



D. E, F. Almost ripe fruits in various positions; D and E the same 



specimen; note the asymmetry. 



G. Transverse section of the ovarj. 



H. Uppermost part of the inflorescence, showing the downwards- 

 directed carpotropi'" curvature, characteristic of the species. 

 (Drawn by Thorbjørn Porsild). 



single isolated flowers are frequently to be found below the 

 spike, just as in T. calyculata and in other species of the genus. 



23* 



