Ontology highlight
ABSTRACT:
SUBMITTER: Munster T
PROVIDER: S-EPMC20102 | biostudies-literature | 1997 Mar
REPOSITORIES: biostudies-literature
Münster T T Pahnke J J Di Rosa A A Kim J T JT Martin W W Saedler H H Theissen G G
Proceedings of the National Academy of Sciences of the United States of America 19970301 6
Flowers sensu lato are short, specialized axes bearing closely aggregated sporophylls. They are typical for seed plants (spermatophytes) and are prominent in flowering plants sensu stricto (angiosperms), where they often comprise an attractive perianth. There is evidence that spermatophytes evolved from gymnosperm-like plants with a fern-like mode of reproduction called progymnosperms. It seems plausible, therefore, that the stamens/carpels and pollen sacs/nucelli of spermatophytes are homologou ...[more]