Byssa´ceous, Bys´soid (as if byssaceus, < byssus), resembling or consisting of fine filaments like the flax or cotton.

Bys´sus (Gr—originally a fine yellowish flax), an old name for the filamentous mycelium of certain fungi.

Cæru´leus, Ceru´leos (cæruleus, dark-blue, dark-green, dark colored), light blue; sky-blue.

Cæ´sious (cæsius, bluish-gray), pale, bluish-gray; lavender colored.

Cæs´pitose, Cæs´pitous, Ces´pitose (cæspitosus, < cæsposus, a clump of turf), growing in tufts or clumps.

Calca´reous (calcarius, pertaining to lime, < calyx, lime), chalky, chalk-like.

Callos´ity, Cal´lus (callosita, < callosus, callous), a hard or thickened spot or protuberance.

Calyp´tra (Gr—a veil, hence calyptra, a hood), applied e. g. to the portion of the volva covering the pileus.

Campan´ulate (campana, a bell), bell-shaped.

Canalic´ulate (canaliculus, a little channel), channeled, furrowed.