Colored, parts of a plant which are other-colored than green.
Columella, the axis to which the carpels of a compound pistil are often attached, as in Geranium ([112]), or which is left when a pod opens, as in Azalea.
Column, the united stamens, as in Mallow, or the stamens and pistils united into one body, as in the Orchis family.
Columnar, shaped like a column or pillar.
Coma, a tuft of any sort (literally, a head of hair), [125].
Comose, tufted; bearing a tuft of hairs, as the seeds of Milkweed, [126].
Commissure, the line of junction of two carpels, as in the fruit of Umbelliferæ.
Complanate, flattened.
Compound leaf, [54], [57]. Compound pistil, [107]. Compound umbel, [75], &c.
Complete (flower), [81].