fern . ( Of the lat. )( filictum , place of ferns). 1. m. plant cryptogam, the class of the Filicíneas, with two to five decimetres of long petioled fronds, lanceolate and divided into segments oblong, alternate and United among themselves at the base, seminal capsules in two parallel lines to the middle of the segments, and fleshy Rhizome nerve. 2. m. Bot. Each of the plants of the Filicíneas class. fern female. 1. m. species of filicíne It is characterized by seven to thirteen decimetres of length, with long petiole, fronds bulk and partly underground, which cut through represents approximately the two-headed eagle used in heraldry. Each frond is divided into two or three parties, and you are in hairy, lanceolate segments below and with the seminal capsules located along the margin. The Rhizome is used in medicine as an anthelmintic. fern male. 1. m. species of filicínea which is characterized by fronds of six to eight decimetres of length, oblong, petiole covered with scales reddish and divided into long serrated edge segments. The Rhizome is somewhat bitter and unpleasant smell, and is used in medicine as a disinfectant.