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 Cattleyas 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 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

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  1. Darrin Duling asked question Stenocoryne x Bifrenaria = Grex name? in category General Discussion
  2. Charles Vella started topic Orchid list Cold/Warm in category General Discussion
  3. Jan E Teitsworth asked question Can anyone identify this orchid? in category Oncidium Alliance
  4. Marianna Hynson asked question Need Help Identifying this Orchid in category General Discussion
  5. Sandi Block-Brezner asked question Brassocattleya hybrid? in category General Discussion

New Comments

  1. Charles Vella commented on topic "Orchid list Cold/Warm" by Charles Vella
  2. Sandi Block-Brezner commented on topic "Brassocattleya hybrid?" by Sandi Block-Brezner
  3. Robert H. Findlay commented on topic "looking for info about an unregistered cattleya" by bob lewis
  4. james Hu commented on orchid Den. vannouhuysii
  5. Chase Hubbard commented on member plant Hknsa. Sogo Doll by Tom Kuligowski
  6. Colin Campbell commented on topic "Can anyone identify this orchid?" by Jan E Teitsworth
  7. Sharie Heckaman commented on member plant NEW HYBRID (Lc. Cornelia 'Floralia' x Lc. Moonlight Dream 'SVO Moonlight Kiss' AM/AOS) var. Compact by Vickie Seibert
  8. Carol Holdren commented on member plant Lc. Memory of PienPien Wei by Robert Rand
  9. Robert Rand commented on member plant Bc. Yellow Bird by John Small
  10. Sharie Heckaman commented on member plant Btcm. Hwuluduen Chameleon by Diana Sammy