Preferred term
561.595 Pteridospermales (pteridospermer)
Broader concept
Entry terms
- Calamopityaceae
- Cycadofilices
- Frøbregner
- Lyginopteridaceae
- Medullosaceae
- Pteridospermales
- Pteridospermer
Identifier
- ocd00148040
Notation
- 561.595
URI
http://dewey.info/class/561.595/e23/