Pilularia L.
Fronds linear, grass-like, each with one globose, basal sporocarp divided into 2-4 loculi; sporangia on parietal receptacles. About 6 spp. with very slender rhizomes, of wide distribution.
Fronds linear, grass-like, each with one globose, basal sporocarp divided into 2-4 loculi; sporangia on parietal receptacles. About 6 spp. with very slender rhizomes, of wide distribution.