1966] 



LEAFY HEPATICAE OF LATIN AMERICA — PART II 



227 



Plate 49 



perianth, X 180. 2 k. Transverse section of the seta, X 150. 2 m. Transv r erse section of a 

 portion of the capsule wall, X 400; the thickenings stippled. 2n. Cells of the inner surface 

 of the capsule with thickening bands, X 400. 2 p. Cells of the outer wall of the capsule with 

 knot-like thickenings along the radial walls, X 400. 2q. Portion of an clater, X 400. 2 r. Spore, 

 X 400. 



Drawings, except 1 h-k and 2 b, j, from the types. 



