Ophioglossidae

Ophioglossidae

[‚äf·ē·ō′gläs·ə‚dē]
(botany)
The adder's-tongue ferns, a small subclass of the class Polypodiopsida; the plants are homosporous and eusporangiate and are distinguished by the arrangement of the sporogenous tissue in the characteristic fertile spike of the sporophyte.
References in periodicals archive ?
Licofitas y Helechos de Mendoza: Lycopodiidae, Equisetidae, Ophioglossidae y Polypodiidae.