Cellulose, [131].

Cell-walls, [130].

Centrifugal (inflorescence), produced or expanding in succession from the centre outwards, [77].

Centripetal, the opposite of centrifugal, [74].

Cephala, Greek for head. In compounds, Monocephalous, with one head, Microcephalous, small-headed, &c.

Cereal, belonging to corn, or corn-plants.

Cernuous, nodding; the summit more or less inclining.

Chæta, Greek for bristle.

Chaff, small membranous scales or bracts on the receptacle of Compositæ; the glumes, &c., of grasses.

Chaffy, furnished with chaff, or of the texture of chaff.