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Oncidium sphacelatum 'MC7146' × 'MC7338'
Number: TN8403
Name: Oncidium sphacelatum 'MC7146' × 'MC7338'
Type: outcross    (What's that?)
Seed Donor: Troy C. Meyers  (Email:
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Pod Parent Flower
Comments: Pod parent plant: One of the offspring from our TN4780 effort of 2004.
For additional origin/habitat information supplied courtesy of Charles and Margaret Baker, see further below, near the bottom of this page.

Temperatures we attempt to use in the lab & greenhouse:
For Species:   Spring, Summer, Autumn: days average 81°F, nights 68°F; best fit is Warm-Intermediate 87-64°F (Source: Baker's Web OSC)
For Species:   Winter: days average 72°F, nights 61°F; best fit is Cool-Intermediate 75-58°F (Source: Baker's Web OSC)

About the name...
Etymology of Oncidium   From Greek "onkos" tumor, swelling. Refers to the warty callus of the labellum. (Source: Pridgeon 1992)
Etymology of sphacelatum   From Latin "sphacelatus" burned, with burned spots. (Source: Mayr & Schmucker 1998)
Pronunciation of Oncidium   on-SID-ee-um (Source: Pridgeon 1992)
Pronunciation of sphacelatum   sfah-se-LAH-tum (Source: Hawkes 1978)
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Flask Information
Availability: We have approximately 150 plants in intermediate-stage flasks available for immediate reflasking for you. Please reserve flasks ASAP because we plan to discontinue flasking this item on 09/20/2020.
You should: Reserve a flask now so that we can make it for you. If you wait we may run out of plants or discontinue this item.
Yield Estimate: 548 plants (based on flask surveys done 11/07/2017 through 06/17/2020)
Yield estimates are only approximate, but may appear to be fairly exact numbers because they are a combination of large rough estimates in remaining mother flasks and more accurate small estimates in reflasks.
Plantlet Sizes: From many flasks 2 - 80 mm plants (based on flask surveys done 04/18/2018 through 09/25/2020)
From one most recently surveyed flask 30 - 80 mm (09/25/2020)
Expected Flask Price: $40.00 per flask of 25 (min.) plants
You might also want to: View the seed assay for this item.
See if we have plants available in the greenhouse.
View items of the same species.
View items of the same genus.

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The origin/habitat information below is supplied courtesy of Charles and Margaret Baker

The following information is based on the name of the plant provided by the donor, and assumes that the name is correct. If the plant has been misidentified, then the following information may not be correct.
This text is copyrighted by the Bakers and may not be reproduced without permission.

ORIGIN/HABITAT: Mexico, Belize, Guatemala, El Salvador, and Honduras. In Mexico, this orchid is found on low hills, usually below 3300 ft. (1000 m), bordering the Gulf of Mexico from San Luis Potosí and Veracruz southward. It grows on trees. Plants are common throughout Belize where they grow on trees and rocks in thickets or forests up to 2600 ft. (800 m). In Guatemala, plants grow on both the Gulf and Pacific slopes.
More about this information and the Bakers...

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