quillwort

English Thesaurus

1. any of several spore-bearing aquatic or marsh plants having short rhizomes and leaves resembling quills; worldwide except Polynesia (noun.plant)

hypernym	:	fern ally,
definition	:	pteridophytes of other classes than Filicopsida (noun.plant)

member meronym	:	genus isoetes, isoetes,
definition	:	type and genus of the Isoetaceae and sole extant genus of the order Isoetales (noun.plant)