Week 12

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  1. vine, slightly winged rachis
    opp. 9-13 small serrate leaflets
    • Campis radicans (rooting)
    • Bignoniaceae; trumpet creeper
    • *Fruit: capsule
    • pollinated by hummingbirds
    • Trumpet Creeper Family
  2. silver underside w/ tiny brown spots
    silver scales
    Thorny-Olive (Elaeagnus pungens)Thorny-Olive (Elaeagnus pungens)
    • Elaeagnus pungens (prickly)
    • Elaeagnaceae; elaeagnus
    • fruit: drupe
    • native to Japan
  3. evergreen
    white veins
    English Ivy (Hedera helix)
    • Hedera helix (twining)
    • Araliaceae; English ivy
    • fruit: drupe
  4. red shriveled drupes,
    deciduous, sunken veins
    crenate, pubescent underside
    Winterberry (Ilex verticillata) fruits
    • Ilex verticillata (whorled)
    • Aquifoliaceae; winterberry
    • fruit: drupe
  5. evergreen, small, leaves crenate from tip to base (unlike others)
    small tree
    Yaupon (Ilex vomitoria)
    • Ilex vomitoria (causing vomiting)
    • Aquifoliaceae; yaupon
    • fruit: drupe
    • strong tea used by Native Americans to induce vomiting
  6. large leathery leaves, large aggregate of follicles
    Southern Magnolia (Magnolia grandiflora) fruit
    • Magnolia grandiflora (large-flowered)
    • Magnoliaceae; southern magnolia
    • *Fruit: aggregate of follicles
    • native to lower coastal plain
  7. small tree, crooked, multi-stem, evergreen
    lanceolate leaves covered in tiny yellow dots (glands)
    tiny, waxy, gray drupes along stem
    Wax Myrtle (Morella cerifera)Wax Myrtle (Morella cerifera) leafWax Myrtle (Morella cerifera)
    • Morella cerifera (bearing wax)
    • Myricaceae; waxmyrtle
    • fruit: drupe
    • Waxmyrtle family
    • roots fix nitrogen
    • wax used in candle-making
    • songbirds, quail, turkey
  8. all blue or all green
    5-6" cone
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    • Picea pungens (prickly)
    • Pinaceae; blue spruce
    • *Coine: flat scales
    • Native to UT, CO, NM, AZ
  9. 5 needles per bundle
    no sheath
    distinct uni-nodal growth
    long thin cone
    Image UploadEastern White Pine (Pinus strobus)Eastern White Pine (Pinus strobus)
    • Pinus strobus (cone)
    • Pinaceae; white pine
    • *Cone: flat scales
    • soft wood
    • ship masts
    • only eastern white pine
  10. opp. sub-orbicular, thick, leathery leaves
    twigs stay green
    Oklahoma Floral Emblem:Mistletoe
    • Phoradendron serotinum (late)
    • Viscaceae; mistletoe
    • fruit: berry
    • hemiparasite on hardwoods
    • steals water, nutrients, not sugars
    • poisonous berry
    • songbirds
  11. evergreen, shiny, wavy, elliptical
    2 tiny glands on underside base
    juveniles serrated
    Carolina Laurelcherry (Prunus caroliniana) fruitCarolina Laurelcherry (Prunus caroliniana) bark
    • Prunus caroliniana (of Carolina)
    • Rosaceae; laurel cherry
    • fruit: drupe
    • songbirds
  12. twining shrub
    trifoliate leaves, some lobed
    hairy young twigs
    Kudzu (Pueraria montana var. lobata)Kudzu (Pueraria montana var. lobata)
    • Pueraria montana (of the mountain)
    • Leguminosae; kudzu
    • fruit: legume
    • high quality fodder
  13. serrated elliptical leaf (chestnut-like, but glabrous)
    nut cap very distinct - dreadlocks!
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    • Quercus acutissima (deeply cut)
    • Fagaceae; sawtooth oak
    • *Fruit: nut
    • native to Asia
  14. similar to scarlet, but no red in fall
    similar to schumard, but squared lobes/no overlap
    nut cap not flat/saucer-shaped
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    • Quercus texana (of TX)
    • Fagaceae; Nuttall oak
    • *Fruit: nut
    • native to Gulf coast
    • red oak
  15. mini northern red oak cap
    small face w/ beret
    smooth bark
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    • Quercus palustris (of the swamp)
    • Fagaceae; pin oak
    • *Fruit: nut
  16. evergreen
    elf hat cap w/ peduncle
    cobbled, dark gray bark
    always ridged (no ski trails)
    white oak, but almost bristled
    Image UploadLive Oak (Quercus virginiana) barkLive Oak (Quercus virginiana) acorn
    Live Oak (Quercus virginiana) leaves
    • Quercus virginiana (of VA)
    • Fagaceae; live oak
    • *Fruit: nut
    • first tree to be managed for timber in US
    • dense wood formerly used in sailing ships
    • traditional shade tree in southern cities
    • white oak!
  17. giant cone
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    • Pinus lambertiana (named for Lambert)
    • Pinaceae; sugar pine
    • *cone: flat scales
    • Largest pine
    • found in OR, CA
    • resin sugary, formerly chewed like gum
  18. cone slightly larger than white pine, browner
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    • Pinus monticola (of the mountain)
    • Pinaceae; western white pine
    • *Cone: flat scale
    • white pine found in N Rockies, Cascades, Sierra Nevadas, prized for shelving, molding, window frames
    • decimated by white pine blister rust from Europe
Card Set:
Week 12
2010-11-29 01:57:14
Dendro Week

South Campus
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