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Webster 1913 Edition

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rop.

Noun.

pl.

[NL., from L.

flos

floris

, a flower.]

(Bot.)

A subclass of algæ including all the red or purplish seaweeds; the

Rhodospermeæ

of many authors; – so called from the rosy or florid color of most of the species.

Florideae

A taxonomic subclass within the phylum Rhodophyta – certain red algae, sometimes treated as class Florideophyceae.