Botany - Plant Kingdom Question with Solution | TestHub

The diagram given is of Equisetum. It is a pteridophyte which is placed under class Sphenopsida. It is a vascular cryptogam (having vascular tissue but not producing seeds). It has a haplo-diplontic life cycle in which the gameyophyte and sporophyte are independent of each other. Production of seeds without fruits is a characteristic of gymnosperms. Protonema stage and plant without true roots are seen mosses.