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Temporal range: Early Cretaceous
Scientific classification
Kingdom: Plantae
Division: Spermatophyta
Subdivision: Cycadophyta
Class: Spermatopsida
Order: Bennettitales
Family: Cycadeoidaceae
Genus: Monanthesia
Wieland ex Delevoryas
  • M. saxbyana R.Br.[1]
  • M. magnifica[1]
  • M. gigantea[1]

Monanthesia is an extinct genus of bennettitalean plant that is known from fossil finds in Europe and North America, which existed during the early Cretaceous periods. At least three species have been named.[1]


  1. ^ a b c d Watson, Joan; Lydon, Susannah J (2004). "The bennettitalean trunk genera Cycadeoidea and Monanthesia in the Purbeck, Wealden and Lower Greensand of southern England: A reassessment". Cretaceous Research. 25: 1. doi:10.1016/j.cretres.2003.10.003.