ORCHIDS: Leafless, Listed

Orchid Doctor

by Robert M. [Bert] Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin about 4 years ago.

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For the names and some cultural remarks, refer to Orquideoiogia (Colombia) 1982, 227
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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: 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. John Small asked question Paper Wasp? in category General Discussion
  2. Sharie Heckaman started topic Photos of plants in category General Discussion
  3. Roberto Lizama started topic Orchid identification in category General Discussion
  4. Roberto Lizama asked question Help to idenficate this orchid in category General Discussion
  5. William Gorski asked question Dendrobium Identification in category General Discussion

New Comments

  1. Mary Lane commented on member plant Fdk. After Dark 'SVO Black Pearl FCC/AOS; CCE/AOS' by William Gorski
  2. John Small commented on topic "Paper Wasp?" by John Small
  3. Lauren Hutchison commented on topic "Help to idenficate this orchid" by Roberto Lizama
  4. Carol Holdren commented on member plant Phal. Timothy Christopher by Vickie Seibert
  5. Carol Holdren commented on topic "Photos of plants " by Sharie Heckaman
  6. Carol Holdren commented on member plant C. Ronald Fonseca var. Compact 'SVO' by Vickie Seibert
  7. Roberto Lizama commented on member plant Ntl. bicolor by Roberto Lizama
  8. Carol Holdren commented on member plant Gra. stapeliiflora var. Waki by Melvin Waki
  9. Vickie Seibert commented on member plant Phal. Anna-Larati Soekardi 'Wilson' by Vickie Seibert
  10. Carol Holdren commented on member plant Rrm. Spunky by Melvin Waki
  11. Charles Vella commented on topic "Orchid list Cold/Warm" by Charles Vella
  12. Sandi Block-Brezner commented on topic "Brassocattleya hybrid?" by Sandi Block-Brezner
  13. Robert H. Findlay commented on topic "looking for info about an unregistered cattleya" by bob lewis
  14. james Hu commented on orchid Den. vannouhuysii
  15. Chase Hubbard commented on member plant Hknsa. Sogo Doll by Tom Kuligowski
  16. Colin Campbell commented on topic "Can anyone identify this orchid?" by Jan E Teitsworth
  17. Carol Holdren commented on member plant Lc. Memory of PienPien Wei by Robert Rand
  18. Robert Rand commented on member plant Bc. Yellow Bird by John Small
  19. Sharie Heckaman commented on member plant Btcm. Hwuluduen Chameleon by Diana Sammy
  20. Sharie Heckaman commented on member plant (C. Leoloddiglossa var. coerulea 'SVO Baby Blue' x C.Interglossa aquinii var. coerulea 'SVO') 'SVO' by Joshua J Peterson