Incras´sated (incrassatus, pp. of incrassare, < in, in; crassare, make thick), becoming thicker by degrees, swelling or swollen.

Incrus´ting (incrustare, cover with a rind or crust, < in, on, + crusta, a crust), forming a crust-like coating.

Indehis´cent, applied to a peridium which does not open spontaneously at maturity; the spores within it becoming freed by its decay.

Indif´ferent, primitive, homogenous, not developed into parts or organs of different structure or function.

Indig´enous (indigena, a native), native of a country.

Indigo Blue, a dark blue-color like the indigo of commerce.

In´durated (induratus, pp. of indurare, harden, < in, in, + durare, harden), hardened.

Indu´sium (L.—a tunic, < induere, put on), in certain phalloids, an appendage or veil hanging from the apex of the stem beneath the pileus.

Infe´rior (inferior, lower), growing below some other part; of the ring of an Agaric which is far down on the stem.

Infla´ted, swollen like a bladder.