190 BOTANY 
397. The archegones are elongated fiask-shaped bodies 
with a swelling base and a long, slender neck. At ma- 
turity the neck has an open channel from its apex to the 
a : A i ! fi ‘ 
¥ a i) ‘a + We Hy 
a 
Fia. 106.—.A, several archegones at the apex of a Moss-stem; B, an archegone 
more enlarged, showing germ-cell at b; C, apex of archegone at maturity; D,a 
Moss-plant with young spore-fruit; E, the same with mature spore-fruit, show- 
ing its stalk, s, spore-case, f, and the remains of the old archegone, c (the calyp- 
tra); ¥F, vertical section of the spore-case, showing structure; s, the spore-bear- 
ing layer; d, the lid; G, a ripe spore-case; H, spore-case after the lid has fallen 
off, showing the teeth. All magnified. 
base, where there is a rounded germ-cell (Fig. 106). In 
some mosses the antherids and archegones are intermixed 
in the same “flower,” but in other cases they occur upon 
