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Eurosids II

41) Malvaceae (incl. 42) Tiliaceae). 40) Brassicaceae (Cruciferae). Sapindaceae (incl. 44) Aceraceae). 43) Anacardiaceae. Eurosids II. 43) Anacardiaceae. Cashew, Sumac or Poison-Ivy Family Trees, shrubs or lianas

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Eurosids II

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  1. 41) Malvaceae (incl. 42) Tiliaceae) 40) Brassicaceae (Cruciferae) Sapindaceae (incl. 44) Aceraceae) 43) Anacardiaceae Eurosids II

  2. 43) Anacardiaceae • Cashew, Sumac or Poison-Ivy Family • Trees, shrubs or lianas • Well developed resin canals in bark and large veins of leaves; resin clear, drying black, often causing dermatitis • Flowers imperfect, plants dioecious; 5-merous • Stamens inserted beneath a disc surrounding the ovary; ovary unilocular (one chamber)

  3. ExamplesAnacardiaceae • Toxicodendron vernex (poison sumac) • Toxicodendron radicans (poison ivy) • Rhus typhinum • Pistachio chinensis • Anacardium occidentale (cashew)

  4. Rhus typhina

  5. Rhus typhina

  6. Toxicodendron radicans – poison ivy

  7. Toxicodendron vernix – poison sumac

  8. Pistacio chinensis – pistacio nut

  9. Anacardium occidentale - cashew

  10. 44) Aceraceae (now included in Sapindaceae) • Maple Family • Trees or shrubs • Leaves opposite, usually simple with palmate venation; some pinnately compound • Flowers actinomorphic, imperfect (usually monoecious) • Fruit a winged schizocarp

  11. ExamplesAceraceae • Acer saccharum (sugar maple) • Acer saccharoides (silver maple) • Acer rubrum(red maple) • Acer negundo(box elder)

  12. Acer rubrum

  13. Acer pennsylvanicum

  14. Acer platanoides – pistillate inflorescence

  15. 17) Ranunculaceae Caryophyllid Clade 24) Viscaceae Rosid Clade Asterid Clade 18) Papaveraceae Eudicots (Tricolpates)

  16. 45) Ericaceae Asterids I Asterids II 46 Sarraceniaceae Asterid Clade (Sympetalae)

  17. 45) Ericaceae • Heath Family • Trees or shrubs • Leaves usually alternate, evergreen or deciduous, often leathery and revolute (rolled under at the margins); stipules absent • Sepals 4 or 5; petals 4 or 5 fused; corolla often urceolate (urn) or campanulate (bell); flowers usually pendulous • Stamens often twice as many as the petals, anthers opening by terminal pores • Carpels 2-10, fused; ovary superior to inferior

  18. ExamplesEricaceae • Vaccinium (blueberry, cranberry) • Kalmia (mountain laurel) • Rhododendron (rhododendron and azalea) • Andromeda (bog-rosemary)

  19. Cassiopea mertansiana

  20. Erica ciliaris

  21. Enkianthus spp.

  22. Erica cinerea and Calluna vulgaris – British heathland plants

  23. Vaccinium angustifolium – lowbush blueberry

  24. Vaccinium myrtilloides – velvet-leaf blueberry

  25. Vaccinium macrocarpon - cranberry

  26. Vaccinium macrocarpon

  27. Rhododendron caucasicum

  28. Rhododendron maximum

  29. Rhododendron – pollen is released through terminal pores in anthers

  30. Cavendishia quereme

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