Mosses and Lichens 



Plant (gametoplyte) . Whitish ; stems 2 to 8 inches high, 

 two-forked with the primary branches of equal height and the 

 secondary in clusters (fastigiate). 



Leaves. Half-clasping at the base, lance-shaped, and tubular 

 from the middle upward ; vein occupying most of the leaf blade ; 

 apex acute or obtuse with a short, sharp point. 



Female plant. 



Male plant. 

 Leucobryum vulgare. 



Leaf. 



Habit of flowering. Male and female flowers on separate plants 

 (dioicous}. The male plants in distinct tufts, and more slender, 

 with the flower-clusters terminal, in a rosette of six oval bracts. 



Veil (calyptra). Large, white. 



Spore-case. Oblong-egg-shaped, chestnut colour, black when 

 old, slightly wrinkled lengthwise when dry. The base (collurri] 

 distinctly swollen on one side. 



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