Ep´iphragm (Gr—a covering; lid), a delicate membrane closing the cup-like receptacle of the Nidulariaceæ.

Ep´iphytal, Epiphyt´ic, Epiphyt´ical (Gr—upon, + a plant), of the nature of an epiphyte.

Ep´iphyte (Gr—upon, + a plant), growing upon the outside of another plant; either parasitic or not.

Ep´ispore, Epispo´rium (Gr—upon, + seed), the outer coat of a spore; same as exosporium.

Epithe´cium (Gr—upon, + a case), the layer sometimes formed above the asci by the concrescent tips of the paraphyses.

Epix´ylous (Gr—upon, + wood + ous), growing upon wood.

E´qual (æqualis, equal, like), all gills of the same, or nearly the same, length from back to front; stem of uniform thickness.

Ero´ded (erodere, gnaw off), the edge ragged as if torn.

Erum´pent (erumpen(t-)s, ppr. of erumpere, break out), prominent; originating beneath and bursting through the surface of the matrix.

E´tiolate, E´tiolated (stipula, straw), whitened, blanched by exclusion of the sun’s rays or by disease.