1917] SAW YER—PHOLIOTA 229 
_ Fic. 50.—Same, nearer stem; note the 3 slight downward projections of 
palisade, which are very young gill salients; some ground tissue still clings to 
them because their downward growth relieves tension upon it to some extent; 
X67. 
Fic. 51.—Section from same fruit body near stem, showing very broad gill 
salients; 250 
Fic. 52.—Large, thick-walled cells of blematogen; 250. 
Fics. 53-55.—Sections tangential in enrolled pileus margin; fig. 53 (X33) 
has not cut into gill cavity; ‘‘backs” of gills show as deeper stained areas; in 
fig. 54 (X154) gill cavity is reached and gill is shown in middle with trama in 
center and palisade on either side; its origin is in hymenophore both above and 
below; fig. 55 (56) is nearer stem. 
Fic. 56.—Tangential section, showing well-formed gill, with trama and 
palisade; X154. 
