In this article we will discuss about the external features of lycopodium. 1. Plant body is sporophytic and the sporophyte is divisible into roots, stem and leaves (Fig. 224). 2. The genus is divisible into two subgenera, i.e., Urostachya and Rhopalostachya. In sub-genus Urostachya, the plant body is erect or pendant, rarely branched, with rarely […]