Plant Kingdom - Gymnosperms | Class 11

  • Sequoia is one of the tallest tree species
  • Roots in some genera have fungal association in the form of mycorrhiza (Pinus), while in some others (Cycas) small specialized roots called coralloid roots are associated with N2- fixing cyanobacteria.
  • The stems are unbranched (Cycas) or branched (Pinus, Cedrus)
Plant Kingdom - Gymnosperms

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