Vegetation heterosporous; rhizomes extensive-creeping, slender, glabrous or hairy; leaves with 2 or four leaflets for the petiole idea or missing a blade completely, the venation of leaflets dichotomously branching; sori enclosed in stalked bean-formed sporocarps (remarkably modified leaves), these extremely complicated internally, each made up of both of those megasporangia https://ballonarch54208.wiki-racconti.com/8382444/indicators_on_balloon_arch_frame_you_should_know