Cribriform: with perforations like those of a sieve.
Crineous: dark-brown, with a slight admixture of yellow and gray.
Crinite -us: with tufts of long thin hair: see lanuginose.
Crispate -us: with a wrinkled or fluted margin.
Crista: a ridge or crest.
Cristate: with a prominent carina or crest on the upper surface::= crested.
Cristiform: in the form of a sharp ridge or crest.
Cristula: a small crest.
Cristulate: with little crescent-like ridges or crests.
Croceous: saffron yellow; yellow with an admixture of red [pale cadmium yellow].