Mosses and Lichens 



Plant (gametophyte). 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 pknt. 



Male plant. 

 Leucobryum vulgare. 



Leaf. 



Habit of flowering. Male and female flowers on separate plants 

 (diofcous). 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 (collum) 

 distinctly swollen on one side. 



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