Member Plants

2 plants cultivated by members of ORCHIDS.ORG.
See All Member Plants


Upcoming Global Events

For Sale by Members

There are currently no photos of plants of Oncidium holochrysum for sale by members of ORCHIDS.ORG. Below are other recent plants for sale:

B. perrinii $35.00 listed by Linda Hartman PORT ST LUCIE, USA Local Only

Dendrobium var. Love Memory 'Fizz' $30.00 listed by Eva Boczon Chicago, USA Local Only

BC Makai "Mayumi" listed by Archie McBroom Roan Mountain, Tn, USA
Do you have a plant for sale or trade which you cannot ship or do not want to bother shippping? No problem. Click here to make a local-only offer. It's a free service to our members.

Orchid Species: Oncidium holochrysum

Kew currently accepted name is Zelenkoa onusta

Oncidium holochrysum is an orchid species identified by Rchb.f. in 1862. Culture information and photos for this orchid are commonly detailed under the currently accepted name of Zelenkoa onusta.
Genus
Oncidium (Onc.)
Grex
holochrysum
Parents
Species
Author
Rchb.f.
Year
1862
Add To My Plants   List for Sale or Trade   Write an Article
ORIGIN: This species is found from Panama, Colombia, Ecuador and Peru as a miniature sized, hot to cool growing epiphyte from areas that have a long dry winter and is found at elevations of 25 to 1200 meters.

DESCRIPTION: A miniature sized, hot to cool growing epiphyte. The small, 1 pseudobulbs are conical-ovoid, longitudinally grooved, spaced close together on the rhizome and have a gray green appearance with purple spots, and carrying a single apical, erect, very coriaceous, 4 leaf. The racemose inflorescence is basal, and fairly lax, with few to many, longlasting, non-fragrant flowers that appear in the summer and fall.

FLOWER SIZE: 3/4 inch [2 cm] -- information provided by Jay Pfahl, author of the Internet Orchid Species Encyclopedia (IOSPE).
Other Names
Genus Name Genus Grex Name Year Author
Add+ Zelenkoa Zel onusta 2001 (Lindl.) M.W.Chase & N.H.Williams
Add+ Oncidium Onc onustum 1833 Lindl.
Most awarded/recent cultivars: Onc. onustum 'Wendy' (4 awards in 2005) Zel. onusta 'Golden Dawn' (2 awards in 2018) Zel. onusta 'Double D' (2 awards in 2016) Zel. onusta 'Brett' (2 awards in 2014) Zel. onusta 'Herrenhausen' (2 awards in 2012) Zel. onusta 'Cushnie' (2 awards in 2005) Zel. onusta 'Guy Gordon' (2 awards in 2005) Zel. onusta 'Lorna' (2 awards in 2003) Onc. onustum 'Richella' (2 awards in 1994) Onc. onustum 'Mem. James' (2 awards in 1993) Onc. onustum 'Yellow Doll' (2 awards in 1980) Zel. onusta 'Strub' (2016) Zel. onusta 'Tina' (2016) Onc. onustum 'Sue' (2012) Zel. onusta 'Schanz' (2011) Zel. onusta 'Anneliese' (2010) Zel. onusta 'Rob' (2010) Zel. onusta 'Lemon tart' (2006) Onc. onustum 'Joy' (2005) Zel. onusta 'Arbec' (2003)
Log in to Add a Comment

Featured Site Articles

Read Latest Articles

Easy Orchids

Author is Ken Slump, posted over 3 years ago Suggestions for Choosing Plants Requiring Minimal Care THIS SEEMS LIKE AN IDEAL TOPIC for an article. Many of us want to enjoy orchid flowers with a minimum of fuss and I have found that most ... Read More

Beginners Start Here

Author is Ken Slump, posted almost 4 years ago A 12-Step Plan for Becoming a Successful Orchid Grower IF YOU ARE NEW TO THE ORCHID hobby and perhaps feel you are not enjoying the success with your plants that you had hoped for, read throug... Read More

Water: The Most Important Nutrient

Author is Roy Tokunaga, posted over 4 years ago We take water for granted.  It falls out of the sky.  It flows from the faucet.  Oahu city water is considered good for growing Orchids.   We use it without thought or concern. If you study orch... Read More

New Topics

  1. Danielle Carbonneau asked question phalaenopsis, dendrochum and Odontoglossum in category Phalaenopsis
  2. Nicholas Filannino asked question Phalaenopsis William Kistler? in category General Discussion
  3. Mark Farran asked question How to open and read articles listed in category General Discussion
  4. Juliann Eckhard started topic Cattleya little susie in category Cattleya Alliance
  5. Shannon Gardea asked question NELLY ISLER 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