Salviniales
Videos
Salviniales are a widespread order of aquatic and semi-aquatic ferns.
Marsilea Hawaii
Marsileaceae
Videos
Marsileaceae is a small family of heterosporous aquatic and semi-aquatic ferns, though at first sight they do not physically resemble other ferns. The group is commonly known as the "pillwort family"
Salviniales
…petioles (leaf stalks). The ferns of this order vary radically in form and many do not look particularly fern-like (especially members of the family Marsileaceae). Species of the family Salviniaceae are natant (floating), while those of Marsileaceae are rooted. However, the natant species may temporarily grow…
Illustration Pilularia globulifera 0
The European species Pilularia globulifera bearing sporocarps
An African species of Marsilea with floating leaves