Card Set Information

2011-11-16 10:50:00

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  1. Carpel
    Leaflike structure that encloses one or more ovules
  2. Locule
    Cavity within a sporangium or ovary in which ovules occur
  3. Pedicel
    The stalk of an individual flower in an infolrescence
  4. Peduncle
    The stalk of a solitary flower or of an inflorescence
  5. Perianth
    sepals and petals together
  6. Corolla
    Collective name of petals
  7. Receptacle
    Enlarged end of flower stalk that sepals, petals, stamens, and carpels attach
  8. Calyx
    Collective name of sepals
  9. Complete flower
    Has all 4 floral parts (sepal, petal, stamen, carpel)
  10. Incomplete flower
    Missing one of the four floral parts
  11. Perfect Flower
    One flower has both stamens and pistils (bisexual)
  12. Imperfect Flower
    Flower that is lacking either stamens or pistils (unisexual)
  13. Axile placentation
    Placentae arrange around central column of tissue, equal amount of locules and carpels
  14. Parietal placentation
    Placentae borne upon the ovary wall, ovary not divided into locules
  15. Free central placentation
    Placentae borne on a central collumn NOT connected by partitions with the ovary wall
  16. Basal placentation
    Placentae at the very base of unilocular ovary (long. section picture)
  17. Rhizoid
    Root-like hairs eminating from the base of the prothallus (Pteridophyta)
  18. Zygospores
    Thick walled zygote of Spirogyra
  19. Rhizome
    Horizontal stem found in Lycopodiophyta
  20. Thallus
    Unspecialized body (no stems, roots, leaves) of bryophytes
  21. Calyptra
    (from archegonium) protects developing capsule in Bryophyta
  22. Peristome
    "ring of teeth" that distributes spores in response to moisture changes (Bryophyta)
  23. Homosporous
    One type of spore produced by sporophyte. Can produce bisexual gametophytes (2 gametangia on single gametophyte)
  24. Heterosporous
    • Two types of spores produced by DIFFERENT sporangia. All seed plants, some ferns/lycophytes
    • (megaspores/microspores)
  25. micro/megasporangium
    Diploid tissue containing micro/megasporocytes (micro/megaspore mother cells). Seed plants
  26. Tinsel (ornamental) and Whiplash (shorter and smooth)
    The two flagella characteristic of heterokonts
  27. frustules
    Walls of diatoms, made from silica
  28. Algin
    Intercellular material of kelp (Lamnaria)
  29. Phycobilins
    Pigment of rhodophyta
  30. Floridean starch
    storage material of rhodophyta