Gymno

• What is this?

  Male strobilus pine cone

  
• What is this?

  Female strobilus pine cone

  
• What is this?

  Male strobilus cone

  
• What is this?

  Female strobilus cone

  
• What is this?

  Cone pollen grain

  
• What is this?

  male cone

  
• What is this?

  first year female cone

  
• What is this?

  Second year female cone

  
• What are these?

  female and male cycad

  
• What is this?

  Cycad with seeds

  
• What is this?


  Ephedra

  
• What is this?

  Ephedra, male cone

  
• What is this?

  Ephedra, female cones

  
• What is this?

  Gingko female

  
• WHat is this?

  Gingko female

  
• What is this?

  Gingko male

  
• Does pine have heterospory?

  Yes