VIRUS IN PLANTS NAMED: In Cattleyas

Ailments Orchid Doctor

by Robert M. [Bert] Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin almost 8 years ago.

Article Blog   Article Index
Descriptions of severe color break; mild flower break; symetrical flower break; blossom brown necrotic streak; leaf necrosis; severe leaf necrosis; cymbidium mosaic virus; cymbidium necrotic ring-spot; tobacco mosaics; for identification notes, refer to N321+

Identification in cattleya types; the infection seriously reduces the keeping quality of the flowers. A73-208

Share on Social Media:  
Log in to Add a Comment

More The Orchid Doctor Articles under the Heading Virus in Plants Named

Virus in Plants Named Comments
VIRUS IN PLANTS NAMED: Detector Plant Spathoglottis is sensitive to any virus; seedlings on exposure to virus denote its presence in four to six wks. after inoculation as diamond-shaped spots or rings; refer to N326 0
VIRUS IN PLANTS NAMED: In Cymbidiums Cymbidium mosaic virus; necrotic ringspot; diamond mottle; bar mottle; odontoglossum ringspot; for notes on identification, etc., refer to N323+ 0
VIRUS IN PLANTS NAMED: In Dendrobium Ovules Cymbidium Mosaic virus is not transmitted in ovule culture, A79-1247 0
VIRUS IN PLANTS NAMED: In Paphiopedilums The signs vary; sometimes the whitish spots and streaks are elongated, sometimes relatively broad and whitish; Ref. A76-206. Please omit. Insofar as determined they are free of virus. OWD 0
VIRUS IN PLANTS NAMED: In Slc. Anzac While all plants may be suspect, some may not be; many plants with virus look quite healthy; sterililize everything that contacts a suspected plant; wash the hands that touch any cut surfaces or roots. A75-124 0
VIRUS IN PLANTS NAMED: In Wild Plants No Cymbidium Mosaic or Odontoglossum ringspot was found in 150 species in Florida and Guatemala, whereas 168 same or related plants from local growers in Florida showed 26% of them virused with rates in one collection as high as 69%. A79-26+ 0
VIRUS IN PLANTS NAMED: Not Affecting Flowers All plants of the original Oncidium Goldiana are infected with virus; this doesn't affect the quality of the flowers or the productivity. OR80-45 0
VIRUS IN PLANTS NAMED: Odontoglossum Ring-spot Virus Characteristics = it is limited mainly to Onc. (Rossioglossum) grande; causes leaf symptoms first as necrotic spots, enlarging to form necrotic rings; leaves turn yellow, drop prematurely; no flower symptoms. OD68-149 0
VIRUS IN PLANTS NAMED: Unsuspected in Popular Orchids In many commercial and private collections reed-stem epidendrums, including E. ibaguense, are infected with Cymbidium Mosaic virus and show only mild symptoms but they act as prime infectors of other plants; 21 other genera named. A65-19 0

New Topics

  1. James W McCully asked question How to read archived articles ? in category General Discussion
  2. David George asked question recently purchased orchid - what to expect in category General Discussion
  3. Danielle Carbonneau asked question phalaenopsis, dendrochum and Odontoglossum in category Phalaenopsis
  4. Nicholas Filannino asked question Phalaenopsis William Kistler? in category General Discussion
  5. Mark Farran asked question How to open and read articles listed in category General Discussion
Ask a Question

Start a Topic

New Comments

  1. Louis Wilson commented on member plant E. alata f. alba by Louis Wilson
  2. Julie Ellner commented on member plant Phal. amabilis var. formosanum by Vickie Seibert
  3. Julie Ellner commented on member plant Rlc. Green Dragoon 'Mendenhall' by Jeanne Uzar Hudson
  4. Danielle Carbonneau commented on member plant Ons. Catatante 'Los Roble' by Henry Shaw
  5. Barry J Silver commented on orchid Lyon. SunCoast Pink Passion
  6. Carol Holdren commented on topic "Phalaenopsis William Kistler?" by Nicholas Filannino
  7. Carol Holdren commented on orchid Colm. Eric Gabriel Heines
  8. Carol Holdren commented on topic "Cattleya little susie" by Juliann Eckhard
  9. Carol Holdren commented on member plant Bc. Morning Glory by Chris Siolo
  10. R .Benson commented on member plant Kir. New Hybrid (Fred Clarke) SVO9831 by R .Benson
  11. Carol Holdren commented on topic "Blooming Stenglottis Venus “jamboree “" by John Urey
  12. Jeanne Uzar Hudson commented on member plant Lc. Canhamiana var. coerulea 'Cobalt' by Jeanne Uzar Hudson
  13. Jeanne Uzar Hudson commented on member plant Sns. gemmata by Jeanne Uzar Hudson
  14. Stefan Neher commented on topic "Orchid roots .com site?" by Mary Lane
  15. Kevin Barry commented on member plant Bul. Tammie Sue Pernas by Tony Pernas
  16. Linda Hartman commented on member plant Ctt. Final Blue by Linda Hartman
  17. Kevin Bergeson commented on member plant Paph. rothschildianum by Kevin Bergeson
  18. Carol Holdren commented on topic "recently purchased orchid shows unstoppable roots " by David George
  19. Michael Makio commented on orchid V. Beatrice Makio
  20. Carol Holdren commented on topic "shorter stem with less vigorous blooms" by katherine mott