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Oncidium

Oncidium Fredric Ross

Hybrid
Oncidium Tiger Hamb�hren × Oncidium Marzorka
Formerly Wilsonara Fredric Ross (reclassified 2008)
View all 377 species in Oncidium
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How to grow Oncidium Care guide from the American Orchid Society

Ancestry

Oncidium Fredric RossOncidium Tiger Hamb�hrenOncidium MarzorkaOncidium MargiaOncidium ArgiaOncidium OlenusOncidium AlcantaraOncidium Cooksoniae 1909Oncidium EximiumOncidium ArdentissimumOncidium alexandraeOncidium Cora 1921Oncidium PittiaeOncidium JulietOncidium Bradshawiae 1907Oncidium PromerensOncidium alexandraeOncidium EximiumOncidium Saint JamesOncidium AmabileOncidium Crispo-Harryan...Oncidium alexandraeOncidium AmethystOncidium EximiumOncidium LambeauianumOncidium Marie Antoinet...Oncidium ColingeOncidium Coronation 1907Oncidium alexandraeOncidium Pr�sident Poincar�Oncidium ZorkaOncidium JaninaOncidium ColumbiaOncidium AlcantaraOncidium Saint JamesOncidium OlenusOncidium Saint James

Species Hybrid Seed parent Pollen parent

Oncidium Fredric Ross
Hyb.

Species composition

Oncidium alexandrae 5.5%
Unknown ancestry 94.5%

Bloom Season

Based on 48 Oncidium awards. Showing genus-level data.

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Kew Gardens Plants of the World Online iNaturalist Observations and photos