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: All cells are similar or nearly so; They appear as an amorphous mass; Mostly aquatic; Single celled or multicellular.
: Cells are differentiated into types; Cells connected into a discernible structure; Multicellular.
: Vascular system present.
: Vascular system absent.
: Plant reproduces with spores.
: Plant reproduces with seeds.
: Seeds borne on fertile fronds
: Seeds not borne on fertile fronds
Seeds not enclosed in an ovary.
: Seeds enclosed in an ovary.
: vessel elements present
: vessel elements absent
10: Flowering Plant
: Flower parts mostly in 3s or multiples of 3; leaves usually with parallel venation; plants mostly herbaceous; one seed leaf.
: Flower parts mostly in 4s, 5s, or multiples of 4 or 5; Leaves usually with netted venation; plants herbaceous or woody; 2 seed leaves.
: Superficially resembling a fern with clusters of long pinnate fronds growing from a central stalk.
: Does not resemble a large fern or palm tree.
: Leaves have dichotomous venation (veins continuously divide into 2).
: Leaves do not have dichotomous venation.
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