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The Cedar Glade Ecosystem

The Cedar Glade Ecosystem. What is a cedar glade?. Endangered Ecosystem Characteristics: Very thin soil layers Exposed limestone rock Surrounded by junipers Dry in summer, wet in winter. What is a Cedar Glade?. Where are the Cedar Glades?. Central Basin of Middle TN.

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The Cedar Glade Ecosystem

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  1. The Cedar Glade Ecosystem

  2. What is a cedar glade? • Endangered Ecosystem • Characteristics: • Very thin soil layers • Exposed limestone rock • Surrounded by junipers • Dry in summer, wet in winter

  3. What is a Cedar Glade?

  4. Where are the Cedar Glades? • Central Basin of Middle TN

  5. Where are the Cedar Glades?

  6. The Zones of the Cedar Glades • Zone 1- Bare rock, no soil • Zone 2- Gravelly glades; 0-2 in. soil • Zone 3- Grassy glades; 2-8 in. soil • Zone 4- Shrub zone; 8-12 in. soil • Zone 5- Cedar woods zone; 12+ in. soil

  7. The Zones of the Cedar Glades

  8. Zone 1: Bare rock, No soil Zone 2: Gravelly Glade; 0-2 in. soil Zone 5: Cedar woods; 12 in. soil Zone 4: Shrub Zone; 8-12 in. soil Zone 3: Grassy Glade; 2-8 in. soil

  9. What makes the Cedar Glades Unique? • Found primarily in Middle TN • A few other places in the South • Endemic Plant Species • What does endemic mean? • How? • Adapted to extreme environment • Can not compete elsewhere • We have plants in Rutherford Co. that are not found anywhere else in the world!

  10. Now here are some important Cedar Glade Plant species….

  11. Prickly-Pear Cactus • The only native cactus in Tennessee • Zones 2 and 3 of the glades

  12. Sunnybell Lily • Endangered plant protected by state law • Interstate 840 was rerouted for this plant • Zones 2 and 3, near standing water

  13. Hoary Puccoon • Native Americans used flowers as a yellow dye • Found in zones 2 and 3

  14. Nashville Mustard (glade cress) • In the mustard family • Endemic to Middle TN cedar glades; zone 2

  15. Prairie Coneflower • In the sunflower family • 3-4ft tall; found in zone 3

  16. Price’s Wood Sorrel • In the Wood Sorrel family • Leaves look like clovers • Endemic to cedar glades; zone 2

  17. Shrubby St. John’s Wort • Used as an anti-depressant • 5 petals, numerous stamens • Zone 4

  18. Missouri Evening Primrose • Large yellow flowers up to 5 inches across • Zone 2 • East of Mississippi River, found only in Rutherford Co.

  19. Gattinger’s Lobelia • Dr. Gattinger named this blue-purple flower • Endemic to the cedar glades; Zone 2

  20. Blue-Eyed Grass • This “grass” is really a flower in the iris family • Zones 2 and 3

  21. Wild Petunia • Blue-violet trumpet-like flowers • Sweet smell • Zones 2 and 3

  22. Glade Savory • Perennial in the Mint family • Fragrant leaves • Square stem • Zone 3

  23. Gattinger’s Prairie Clover • Aromatic leaves when crushed/stepped on • Red stems • In the pea family • Zones 2 and 3

  24. Nashville Breadroot • Showy flower with large, swollen root/tuber which may be used for food (starchy) • Endemic to the cedar glades; zone 3

  25. Tennessee Coneflower • First federally listed endangered species in TN • Endemic to the cedar glades; Zone 3 • Petals bent forward, opposite of other coneflowers

  26. Pyne’s Ground Plum • Only found in Rutherford Co. • Nowhere else in the world! • Red, fleshy fruit • Zones 3 and 4

  27. Shooting Star • Unusual flowers that look like rockets • Zones 3, 4, and 5

  28. Glade Stonecrop • Form a mat on thin soil over limestone rock • Zone 2

  29. Redcedar • Actually a juniper, not a cedar • Surrounds the glade; zone 5

  30. BINGO TIME! • Go to lab tables; Work in pairs • When you get 5 boxes in a row (horizontally, vertically, or diagonally), yell out “Bingo!” • I will check your answers- you will get a participation award • We will continue until all questions have been answers

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