1. That division of plants whose organs of fructification are concealed or not distinctly visible, such as ferns, mosses, lichens, &c.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• cryptogam,
• xryptogamia,
• vryptogamia,
• fryptogamia,
• dryptogamia,
• ceyptogamia,
• cdyptogamia,
• cfyptogamia,
• ctyptogamia,
• c5yptogamia,
• c4yptogamia,
• crtptogamia,
• crgptogamia,
• crhptogamia,
• cruptogamia,
• cryptogama,
• cryptogamma,
• cryptogamie,
• cryptogramma,
• Cryptogammae

• cryptogamous,
• cryptical,
• cryptologic,
• cryptographer,
• cryptogramma,
• cryptobiotic,
• cryptographic,
• cryptogamic,
• cryptotermes,
• cryptotis,
• cryptomeria,
• cryptomonad,
• cryptogam,
• cryptograph,
• cryptophyta,
• cryptology,
• cryptologist,
• cryptorchidy,
• cryptorchism,
• cryptobiosis,
• cryptological,
• cryptogram,
• cryptography,
• cryptoprocta.

The adjective form of "cryptogamia" is "cryptogamic".

The plural form of the word "cryptogamia" is "cryptogamias".

The singular form of the word "cryptogamia" is "cryptogam"