serw-MX  [xml]  
 


    
 DeCS Categories

B01 Eukaryota .
B01.650 Plants .
B01.650.940 Viridiplantae .
B01.650.940.800 Streptophyta .
B01.650.940.800.575 Embryophyta .
B01.650.940.800.575.912 Tracheophyta .
B01.650.940.800.575.912.063 Ferns .
B01.650.940.800.575.912.500 Pteridophyta .
 
 Terms
 Synonyms & Historicals
Documents
LILACS e MDL
 
Pteridophyta .
Pteridophytas .
An extremely diverse group of approximately 12,000 species of FERNS and so-called fern allies. .
1.00
 
Ferns .
Blechnums .
Fern 23711 .
Blechnum .
Seedless nonflowering plants of the class Filicinae. They reproduce by spores that appear as dots on the underside of feathery fronds. In earlier classifications the Pteridophyta included the club mosses, horsetails, ferns, and various fossil groups. In more recent classifications, pteridophytes and spermatophytes (seed-bearing plants) are classified in the Subkingdom TRACHEOPHYTA (also known as Tracheophyta). .
0.38
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