Thallophyta
plural noun
Thal·loph·y·ta
thəˈläfətə
in former classifications
: a primary division of the plant kingdom that consists of plants with single-celled sex organs or with many-celled sex organs of which all cells give rise to gametes, that is now commonly considered to be a heterogeneous assemblage, and that when recognized comprises the Algae and Fungi
Word History
Etymology
New Latin, from thall- + -phyta