The Orchid Doctor Articles under the Heading Chromosomes

Chromosomes Comments
CHROMOSOME NUMBERS: Dendrobiums At Kew 62 species recently acquired from Papua-New Guinea; refer to the list, A85-1122; for miscellaneous species, refer to A85-1235 0
CHROMOSOME NUMBERS: For Bulbophyllums 55 species at Kew listed with origin and 2n. A85-190 0
CHROMOSOME NUMBERS: For Phragmipedium Hybrids Diploidy and polyploidy. A83-933 0
CHROMOSOME NUMBERS: For Species and Hybrids For a most comprehensive listing, refer to OBIII-323 0
CHROMOSOME NUMBERS: Importance They are significant for cymbidiums, but not for others such as paphiopedilums, for breeding purposes. OA78-17 0
CHROMOSOMES: Changes in 1987 A review of recent events and efforts to conserve wild orchids; improvements in the face of rapacious exploitation suggested, refer to A88-31 0
CHROMOSOMES: Failure The Convention qualifies as the biggest fraud as applied to plants since Prohibition in the U.S.; it has probably killed more plants than it has saved; originally written for protection of animals, it does not work well for plants as it ignores the more dangerous problem of habitat destruction. OIE87Jy-6 0
CHROMOSOMES: Is it Effective? The greatest threats are Japan, Belgium and Holland which have not signed the treaty; until they ratify it they will remain the worst importers of wild species. OA86-64 0
CHROMOSOMES: Pros and Cons An argument against its policies or provisions and stating the program needs to be re-evaluated; refer to A88-30 0
CHROMOSOMES: Variation in Numbers A review; change and polyploidy; polyploidy and improvements in plants, other information, refer to OR81-169; OR82-368; OR87-139 0

New Topics

  1. Jamaal Hooker asked question Endemic orchids in Puerto Rico in category General Discussion
  2. Michael Heffernan asked question Ruby Eyes ‘Tetra Baron’ in category General Discussion
  3. Kevin Fernandez asked question Unknow orchid in category Vandaceous
  4. Kevin Fernandez asked question Yellow leaves in category General Discussion
  5. Karen Kaye asked question details for care. Food, fan location etc in category General Discussion

New Comments

  1. Stephen Cowley commented on orchid Gym. nigra
  2. Image Carol Holdren commented on topic "Unknow orchid" by Kevin Fernandez
  3. Image Carol Holdren commented on topic "Yellow leaves" by Kevin Fernandez
  4. Image Carol Holdren commented on topic "Ruby Eyes ‘Tetra Baron’" by Michael Heffernan
  5. CASSIO VAN DEN BERG commented on orchid Psy. atropurpurea
  6. Alicia PANTANO commented on topic "Looking for Plant Identification" by Jeanne M Uzar
  7. John Marmaro commented on orchid E. mariae
  8. 2016 11 03 Jeanne M Uzar commented on member plant Pths. tribuloides by Jeanne M Uzar
  9. Image Carol Holdren commented on topic "details for care. Food, fan location etc" by Karen Kaye
  10. Edward Zapata commented on topic "Help with ID, Please & Than You! " by Elizabeth Padilla