The botanical directory
From familiar garden flowers to species you have yet to meet. Explore the flowering plant tree through accepted scientific names, botanical families, and synonyms.
- Accepted species
- 347,476
- Synonym names
- 710,971
- Botanical families
- 430
- Genera
- 13,895
Find a flower. Follow its family.
Search scientific names or try a familiar florist name, like rose or peony.
Scientific names and synonyms are searchable from two characters. Familiar florist names link to their broader genus; common names are not available for every species.
374 species · OncidiumShowing 1–24
Clear filtersPhotos show the identified species; cultivars and commercial forms can vary. Related genus guides cover other plants in the same group. Name authors credit the botanists behind a scientific name; “L.” stands for Carl Linnaeus. Swipe across the table to see family and guide links.
| Photo | Species | Family & genus | Flower guides |
|---|---|---|---|
| No photo yet | Oncidium abortivoidesName author: M.W.Chase & N.H.WilliamsAccepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium abortivumName author: Rchb.f.Accepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium abruptumName author: Linden & Rchb.f. ex Kraenzl.Accepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium acinaceumName author: Lindl.Accepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium adamsiiName author: (Dodson) M.W.Chase & N.H.WilliamsAccepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium adelaidaeName author: KönigerAccepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium albertiName author: (P.Ortiz) M.W.Chase & N.H.WilliamsAccepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium albicansName author: KönigerAccepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium alexandraeName author: (Bateman) M.W.Chase & N.H.WilliamsAccepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium alleniiName author: DresslerAccepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium altissimumName author: (Jacq.) Sw.Accepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium alvareziiName author: (P.Ortiz) M.W.Chase & N.H.WilliamsAccepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium amabileName author: Rchb.f.Accepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium amazonicumName author: (Schltr.) M.W.Chase & N.H.WilliamsAccepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium amoenumName author: A.Rich. & GaleottiAccepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium andradeanumName author: Dodson & D.E.Benn.Accepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium anguloiName author: P.OrtizAccepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium angustisegmentumName author: D.E.Benn. & ChristensonAccepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium ansiferumName author: Rchb.f.Accepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium anthocreneName author: Rchb.f.Accepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium antioquienseName author: Kraenzl.Accepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium arangoiName author: (Königer) M.W.Chase & N.H.WilliamsAccepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium ariasiiName author: KönigerAccepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
| No photo yet | Oncidium aristuliferumName author: (Kraenzl.) M.W.Chase & N.H.WilliamsAccepted species | OrchidaceaeOncidium genus | Related genus guideOncidium Orchid |
A living reference.
A documented starting point.
Taxonomy changes as plants are studied. This directory preserves the accepted names and synonym relationships in a specific World Flora Online release, so you can trace every entry to its source.
View the June 2026 source datasetWhat is included?
All 347,476 accepted species classified under Angiosperms in this snapshot, plus 710,971 names treated as synonyms of those species. Flowering trees, grasses, and other less familiar flowering plants belong here too.
Is this every flower that has ever existed?
No complete list of every historical or undiscovered species exists. This collection excludes unresolved names, subspecies and varieties as separate records, non-flowering plants, and most cultivated forms. It is not a complete fossil or cultivar register.
Can I order these flowers?
A botanical record does not establish cut-flower availability or suitability for an arrangement. Our 1230 florist guides cover commercial flowers, specialty garden cuts, and foliage, with design notes, photos, and calculator links. Calculator selection uses that florist collection; other ingredients can be entered as custom items.
Taxonomy: World Flora Online Consortium · CC0 public domain · Published June 21, 2026. Photographs and editorial florist guides have separate credits.