The Spermatophyta, commonly called spermatophytes or seed plants, are a monophyletic lineage within the lignophytes. The major evolutionary novelty that unites this group is the seed.

http://aims.fao.org/aos/agrovoc/xDef_15d20b82

xsd:dateTime 2026-01-12T07:33:41
xsd:string Simpson, Michael. (2019). Evolution and Diversity of Woody and Seed Plants. 10.1016/B978-0-12-812628-8.50005-5.
rdf:langString The Spermatophyta, commonly called spermatophytes or seed plants, are a monophyletic lineage within the lignophytes. The major evolutionary novelty that unites this group is the seed.

data from the linked data cloud