C-Ferns (Ceratopteris richardii) are easily cultured, develop rapidly, and provide a striking contrast between the life cycles of seedless plants (ferns) and the seed-producing flowering plants.
(C-Ferns; are; easily cultured) (C-Ferns; provide; a striking contrast between the life cycles of seedless plants (ferns) and the seed-producing flowering plants)
C-Ferns C-Ferns
are provide
easily cultured
a striking contrast between the life cycles of seedless plants (ferns) and the seed-producing flowering plants