Fig. 191. Section of one of the gills of A. campestris.
a. Sporophores surmounted by spicules bearing spores. Link [Icones Selectae Anatomico-Botanicae, Fasc. iii. Berlin, 1841.] terms these bodies small tubes with stalked granules (antheridia).
b. Small tubes with transverse septa. According to Link they become spores.
c. The central vesicular tissue.