Connective (connectivum). The part of the stamen which connects the anther-halves.
Connivent (connivens). Converging.
Contorted (contortus). Imbricate in bud, all segments overlapping on the same side (to the right or the left from the spectator).
Convolute (convolutus). Rolled up from one margin.
Cordate (cordatus). Heart-shaped, i.e., with two rounded basal lobes.
Corm (cormus). The thickened base of certain stems, enveloped by some large scales and usually underground.
Corolla (corolla). The inner floral envelope, usually larger than the outer, of soft texture, and bright coloured.
Corona (corona). A crown formed by scale-or thread-like appendages of the perianth or the stamens.
Corymb (corymbus). A more or less flat-topped, raceme-like or compound inflorescence.
Cottony (tomentosus). Covered with short matted hairs.