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Pine Family. 0. Living Gymnosperm Phyla. Conifers - Pinophyta or Coniferophyta. Cycadophyta - Cycads. Gnetophyta - Gnetophytes. Ginkgophyta - Ginkgos. Differences between the Pine Family and Cypress Family . Pine Family . Cypress Family. Seed cone woody or berry like

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living gymnosperm phyla

0

Living Gymnosperm Phyla

Conifers - Pinophyta or Coniferophyta

Cycadophyta - Cycads

Gnetophyta - Gnetophytes

Ginkgophyta - Ginkgos

differences between the pine family and cypress family
Differences between the Pine Family and Cypress Family

Pine Family

Cypress Family

Seed cone woody or berry like

Cone bract fused with cone scale

Cone scales don’t overlap

Leaves needle, awl or scale like

  • Woody seed cone
  • Cone bract present, free from cone scale
  • Cone scales overlap
  • Leaves needle like
pines genus pinus of the family pinaceae
Pines - genus Pinus of the family Pinaceae
  • Most familiar of all conifers
  • About 90 species
pines
Pines
  • Seed cones take two years to develop
  • Umbo with or without prickle on each cone scale
  • Cone scales overlap in seed cones
  • Two seeds with wings on top of cone scale
pseudotsuga menziesii douglas fir2
PseudotsugamenziesiiDouglas Fir
  • Cones develop in one year
  • No umbo on cone scale
  • Bract is longer than cone scale
true cedars the genus cedrus deciduous upright cones needles clusters on short side shoots

True cedars—the genus Cedrusdeciduous, upright cones, needles clusters on short side shoots

cones of true cedars cedrus
Cones of true cedars (Cedrus)

Female (young, green, on the left)

Male (brown, papery, on the right)

mature cones of true cedar
Mature cones of true cedar
  • All the cone scales fall off, carrying the seeds away, leaving only the central axis (spike)
atlas cedar and deodar cedar
Atlas Cedar and Deodar Cedar
  • Needles in clusters on short side shoots
  • Cones develop each year, without a distinct umbo
  • Seed cones are upright
  • Seed cones fall apart when mature so seeds can disperse
differences between the pine family and cypress family1
Differences between the Pine Family and Cypress Family

Pine Family

Cypress Family

Seed cone woody or berry like

Cone bract fused with cone scale

Cone scales don’t overlap

Leaves needle, awl or scale like

  • Woody seed cone
  • Cone bract present, free from cone scale
  • Cone scales overlap
  • Leaves needle like
incense cedar
Incense Cedar
  • Seed cone woody and hangs down
  • Cone scales in three pairs
  • Middle cone scale fertile
  • Produces 2 fertile seeds
slide29

Sequoia sempervirens, coast redwood

Linear or awl-like leaves,

small woody cones

differences between the pine family and cypress family2
Differences between the Pine Family and Cypress Family

Pine Family

Cypress Family

Seed cone woody or berry like

Cone bract fused with cone scale

Cone scales don’t overlap

Leaves needle, awl or scale like

  • Woody seed cone
  • Cone bract present, free from cone scale
  • Cone scales overlap
  • Leaves needle like