CHROMOSOME NUMBERS: Importance

Orchid Doctor Propagation

by Robert M. [Bert] Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin over 7 years ago.

Article Blog   Article Index
They are significant for cymbidiums, but not for others such as paphiopedilums, for breeding purposes. OA78-17
Share on Social Media:  
Log in to Add a Comment

More 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
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. Shannon Gardea asked question NELLY ISLER in category General Discussion
  2. John Urey asked question Blooming Stenglottis Venus “jamboree “ in category General Discussion
  3. Claudia Young asked question RO system in category General Discussion
  4. Roberto Lizama asked question Help to identify in category General Discussion
  5. Tatjana Opekunova asked question Cattleya new roots and Flower buds in category Cattleya Alliance

New Comments

  1. Carol Holdren commented on member plant Bc. Morning Glory by Chris Siolo
  2. R .Benson commented on member plant Kir. New Hybrid (Fred Clarke) SVO9831 by R .Benson
  3. Carol Holdren commented on topic "Blooming Stenglottis Venus “jamboree “" by John Urey
  4. Jeanne Uzar Hudson commented on member plant Lc. Canhamiana var. coerulea 'Cobalt' by Jeanne Uzar Hudson
  5. Jeanne Uzar Hudson commented on member plant Sns. gemmata by Jeanne Uzar Hudson
  6. Stefan Neher commented on topic "Orchid roots .com site?" by Mary Lane
  7. Kevin Barry commented on member plant Bul. Tammie Sue Pernas by Tony Pernas
  8. Linda Hartman commented on member plant Ctt. Final Blue by Linda Hartman
  9. Kevin Bergeson commented on member plant Paph. rothschildianum by Kevin Bergeson
  10. Carol Holdren commented on topic "recently purchased orchid shows unstoppable roots " by David George
  11. Michael Makio commented on orchid V. Beatrice Makio
  12. Carol Holdren commented on topic "shorter stem with less vigorous blooms" by katherine mott
  13. Carol Holdren commented on topic "need info on yellow bird" by Glenda Ratliff
  14. Carol Holdren commented on topic "Looking to join an orchid club." by Paula Milano
  15. Jeanne Uzar Hudson commented on topic "Repotting Large Cattleyas" by Jeanne Uzar Hudson
  16. Jeanne Uzar Hudson commented on member plant Paph. malipoense by Jeanne Uzar Hudson
  17. William Gorski commented on topic "how difficult is it growing from seed" by kevan gregory
  18. Carol Holdren commented on topic "Information " by Carmen Britton
  19. Carol Holdren commented on member plant C. lueddemanniana var. Coerulea, Venosa by Paulo Fiuza
  20. Jeanne Uzar Hudson commented on topic "Banrot 40WP" by Therese Stecher