The Orchid Doctor Articles under the Heading Orchids

Orchids Comments
ORCHIDS: Description They are monocotyledons, the flowers have three sepals, two of which may combine to form a large dorsal sepal as in paphiopedilums, and three petals, two of which are alike and one modified into a labellum or a pouch; the really unique feature is fleshy column bearing the reproductive organs; most anthers are reduced to one which is fused into the structure with one stigma; pollen grains are fused to form platelets called pollinia. A65-438 0
ORCHIDS: International Trade Its control through international cooperation; history; CITES and how it is implemented in Australia and elsewhere; documentation; protected species listed; progress reported; refer to AU84-252 0
ORCHIDS: Largest It is GrammatophyHum wallissii and the clone 'Burnham' is listed as such in Guiness Book of records. AU85(4)-38 relationship with insects = in addition to aspects of pollination, there are other symbiotic ties as in the quest for food; pseudo-copulation; antagonistic imitation (for instance, mistaken for rival bees) mimicry; symbiosis, especially with ants. Ca81(3)- 14 0
ORCHIDS: Leafless, Listed For the names and some cultural remarks, refer to Orquideoiogia (Colombia) 1982, 227 0
ORCHIDS: Starting Your Own Hybrids Start with a plan, learn the mechanics of pollenization, remov ing the pod, flasking, etc., all briefly noted. OD87-61 0
ORCHIDS: Symbiosis with Fungi They exchange vitamins and parts of their molecules; seeds release para-aminobenzoic acid and thiamine, at least the thiazole moiety, providing vitamins to the fungi; Rhizoctona fungus releases niacin (nicotinic acid) and may also provide pyramidine half of thiamine, which orchids cannot make themselves but seem to benefit from. OR74-342 0
ORCHIDS: What They Are and What They Do An overview of the family with all their many remarkable features highlighted in the inimitable Dunsterville style. A86-604 0

New Topics

  1. Terre Moore asked question Orchids not in database in category General Discussion
  2. Judy Rutz asked question Looking to purchase in category General Discussion
  3. Nicolaas Chomenko asked question E. veratrifolia or Tolu. Louise Elmore ‘Elsa’ in category Other Genera
  4. Lilla Toelcke asked question Den. Somkiat blue in category General Discussion
  5. James W McCully asked question How to read archived articles ? in category General Discussion

New Comments

  1. Pamela Stegmaier commented on member plant Rlc. Esther Costa var. Orange Fantasy by Mary Lane
  2. Mary Lane commented on member plant Rth. Linda Vee var. Kira - Cluster Orange by Mary Lane
  3. William Gorski commented on topic "Looking to purchase" by Judy Rutz
  4. Robert Rand commented on member plant Cattlianthe Auri Guis by Robert Rand
  5. Julie Ellner commented on member plant Phal. amabilis var. formosanum by Vickie Seibert
  6. Julie Ellner commented on member plant Rlc. Green Dragoon 'Mendenhall' by Jeanne Uzar Hudson
  7. Danielle Carbonneau commented on member plant Ons. Catatante 'Los Roble' by Henry Shaw
  8. Barry J Silver commented on orchid Lyon. SunCoast Pink Passion
  9. Carol Holdren commented on topic "Phalaenopsis William Kistler?" by Nicholas Filannino
  10. Carol Holdren commented on orchid Colm. Eric Gabriel Heines