Caudate. Having a slender tail-like appendage.
Caudex. The persistent base of an otherwise annual herbaceous stem.
Caulescent. Having a manifest stem.
Cauline. Belonging to the stem.
Cavernous. Hollow; full of air-cavities.
Cell. One of the minute vesicles, of very various forms, of which plants are formed. Any structure containing a cavity, as the cells of an anther, ovary, etc.
Cellular (tissue). Composed of short transparent thin-walled cells, in distinction from fibrous or vascular.
Cespitose. Growing in tufts; forming mats or turf.
Chaff. A small thin scale or bract, becoming dry and membranous.
Chaffy. Having or resembling chaff.