- rgr7] BRYAN—ARCHEGONIUM OF CATHARINEA 19 
Fic. 41.—Eight neck canal cells and ventral cell; basal canal cell in divi- 
sion; marked intercalary growth in the peripheral cells of the neck 
Fic. 42.—Nine neck canal cells and ventral cell; middle neck canal cell 
in division; topmost neck canal cell probably cut from base of cover cell. 
IG. 43.—Nine neck canal cells and ventral cell; fourth neck canal cell in 
division. 
Fic. 44.—Nine neck canal cells and ventral cell; cider and sixth neck 
canal cells from ventral cell in simultaneous division. 
PLATE V 
: ‘As. 45.—Ten neck canal cells and ventral cell; ninth neck canal cell in 
ee or —Eleven neck canal cells and ventral cell; ninth and tenth neck 
canal cells in simultaneous division. 
Fic. 47.—Eleven neck canal cells with ventral cell in division to form 
ventral canal cell and egg 
_ Fic. 48.—Eleven atk canal cells and ventral cell; cover cell adding an 
initial to canal row 
Fic. ga Slee: ack canal cells and ventral cell; second neck canal cell 
: from ventral cell in division. 
; Fic. 50.—Twelve neck canal cells with ventral cell in division; cover cell 
_ has divided into 2 almost equal segments; apical activity ended. a 
a Fic. 51.—Twelve neck canal cells, ventral canal cell, and “eB; cover cell 
_ divided; apical activity ended. 7 
re 52.—Thirteen neck canal cells a ad ventral cell; ninth neck canal 
division. 
— 
al cells with ventral cell in division; seventh, 
ells in 
ion; c oe 
oe ae os PLATE VI. ee ee — ; 
peo “Fie. 35 —Thirteen neck canal cells and ventral cell interalary growth a 
in peripheral cells of neck. - 
Fo. s6—Fourteen neck cna cl ventral canal cell and ee nnth nd 
wig ee r cell div 2 a 2 
anal cells, ‘entra canal ell and ee; it 
