''Blechnum occidentale'' is a

fern A fern (Polypodiopsida or Polypodiophyta ) is a member of a group of vascular plants (plants with xylem and phloem) that reproduce via spores and have neither seeds nor flowers. The polypodiophytes include all living pteridophytes except t ...

in the family

Blechnaceae Blechnaceae is a family of ferns in the order Polypodiales, with a cosmopolitan distribution. Its status as a family and the number of genera included have both varied considerably. In the Pteridophyte Phylogeny Group classification of 2016 ( ...

. Its native range is from Mexico through Central America and the Caribbean to tropical South America. ''Blechnum scaberulum'' and ''Blechnum sodiroi'' have been regarded as separate species, but are now regarded as

synonyms A synonym is a word, morpheme, or phrase that means exactly or nearly the same as another word, morpheme, or phrase in a given language. For example, in the English language, the words ''begin'', ''start'', ''commence'', and ''initiate'' are all ...

of ''Blechnum occidentale''.

References

Blechnaceae {{Polypodiales-stub