In which one of the following, the ovules are not enclosed by an ovary wall and remain exposed ?

Step-by-step solution

Gymnosperms are plants in which the ovules are not enclosed by any ovary wall and remain exposed, both before and after fertilization. Pinus is a gymnosperm, so its ovules are naked and remain exposed. Funaria is a bryophyte and Selaginella is a pteridophyte, both of which do not produce ovules or seeds. Wolffia is an angiosperm, in which the ovules are enclosed within an ovary wall. Answer: Pinus