The Orchid Doctor Articles under the Heading Pigmentation

Pigmentation Comments
PIGMENTATION: In Flowers They are either (a) sap-soluble or (b) sap-insoluble and are responsible for specific colors; (a) Anthocyanins (Red, blue, violet) Flavones (Yellow);and (b) Chloroplasts (contain chlorophyll, and give green and ye 1low colors); Carotenoids (Yellow, orange and possibly red). A78-230; OD69-127+ -- purple leaves = may be a tanning reaction due to high light; cattleyas. A78-812; F80-54 0
PIGMENTATION: Reddish Pigment in Leaves Anthocyanins in leaves gives a clue to their living in quite strong light; the pigmentation is a protective device againt burning. A74-9 0

New Topics

  1. Gail Santini asked question Help ID this yellow phal. in category General Discussion
  2. Debra Johnson asked question Cattleya Alliance Members in category General Discussion
  3. Key Stage asked question Paph Harry Stage in category General Discussion
  4. Chris Tyrie asked question Plants for sale in category General Discussion
  5. Peter Collis asked question Parentage of Vandachostylis Conference Gold in category General Discussion

New Comments

  1. Pam Lipscomb commented on member plant Eny. Exotic Seashell by Steven Kirincich
  2. Pam Lipscomb commented on member plant Lc. Little Oliver by Steven Kirincich
  3. Susan LE commented on topic "Paph Harry Stage" by Key Stage
  4. Susan LE commented on scheduled event "Tamiami International Orchid Festival" by Miami Orchid Society
  5. Susan LE commented on article "Orchid Wiz - what will we do without you?" by Carol Holdren
  6. Susan LE commented on member plant Coel. rochussenii 'Waki' by Melvin Waki
  7. Susan LE commented on member plant Bsn. Maikai var. Louise by Sandi Block-Brezner
  8. Susan LE commented on member plant Rlc. Beauty Girl by Blanca Acosta
  9. Mary Lane commented on member plant Den. lindleyi by Mary Lane
  10. António Almeida commented on article "Angraecum Culture with Semi-Hydroponic Techniques" by Tom Kuligowski