“Geophytes”  

Geophyte

  In botany, Geophyte is one of Raunkiaer Plant Life-Form categories of plant life-form schemes in the subcategory of cryptophytes that have stems which die back during unfavorable seasons, with the plant surviving as a bulb, rhizome, tuber or root bud.
  Examples of geophytes include:

• Gladiolus communis
• Gladiolus italicus
• Dioscorea communis
• Himantoglossum robertianum

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