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.
34,590 species in AsteraceaeShowing 25,009–25,032
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 | Pycnosorus chrysanthusName author: (Schltdl.) Sond.Accepted species | AsteraceaePycnosorus genus | Related genus guideCraspedia |
| No photo yet | Pycnosorus eremaeusName author: J.Everett & DoustAccepted species | AsteraceaePycnosorus genus | Related genus guideCraspedia |
![]() Photo Credit: Harry Rose from South West Rocks, Australia · CC BY 2.0 | Pycnosorus globosusName author: F.L.Bauer ex Benth.Accepted species | AsteraceaePycnosorus genus | Craspedia guide |
| No photo yet | Pycnosorus melleusName author: J.Everett & DoustAccepted species | AsteraceaePycnosorus genus | Related genus guideCraspedia |
| No photo yet | Pycnosorus pleiocephalusName author: (F.Muell.) J.Everett & DoustAccepted species | AsteraceaePycnosorus genus | Related genus guideCraspedia |
| No photo yet | Pycnosorus thompsonianusName author: J.Everett & DoustAccepted species | AsteraceaePycnosorus genus | Related genus guideCraspedia |
| No photo yet | Pyrethropsis hosmarienseName author: (Ball) Wilcox, K.Bremer & HumphriesAccepted species | AsteraceaePyrethropsis genus | No guide yet |
| No photo yet | Pyrrhopappus carolinianusName author: (Walter) DC.Accepted species | AsteraceaePyrrhopappus genus | No guide yet |
| No photo yet | Pyrrhopappus grandiflorusName author: (Nutt.) Nutt.Accepted species | AsteraceaePyrrhopappus genus | No guide yet |
| No photo yet | Pyrrhopappus pauciflorusName author: (D.Don) DC.Accepted species | AsteraceaePyrrhopappus genus | No guide yet |
| No photo yet | Pyrrhopappus rothrockiiName author: A.GrayAccepted species | AsteraceaePyrrhopappus genus | No guide yet |
| No photo yet | Pyrrocoma apargioidesName author: (A.Gray) GreeneAccepted species | AsteraceaePyrrocoma genus | No guide yet |
| No photo yet | Pyrrocoma carthamoidesName author: Hook.Accepted species | AsteraceaePyrrocoma genus | No guide yet |
| No photo yet | Pyrrocoma clementisName author: Rydb.Accepted species | AsteraceaePyrrocoma genus | No guide yet |
| No photo yet | Pyrrocoma croceaName author: (A.Gray) GreeneAccepted species | AsteraceaePyrrocoma genus | No guide yet |
| No photo yet | Pyrrocoma hirtaName author: (A.Gray) GreeneAccepted species | AsteraceaePyrrocoma genus | No guide yet |
| No photo yet | Pyrrocoma insecticrurisName author: A.HellerAccepted species | AsteraceaePyrrocoma genus | No guide yet |
| No photo yet | Pyrrocoma integrifoliaName author: (Porter ex A.Gray) GreeneAccepted species | AsteraceaePyrrocoma genus | No guide yet |
| No photo yet | Pyrrocoma lanceolataName author: (Hook.) GreeneAccepted species | AsteraceaePyrrocoma genus | No guide yet |
| No photo yet | Pyrrocoma liatriformisName author: GreeneAccepted species | AsteraceaePyrrocoma genus | No guide yet |
| No photo yet | Pyrrocoma linearisName author: (D.D.Keck) Kartesz & GandhiAccepted species | AsteraceaePyrrocoma genus | No guide yet |
| No photo yet | Pyrrocoma lucidaName author: (D.D.Keck) Kartesz & GandhiAccepted species | AsteraceaePyrrocoma genus | No guide yet |
| No photo yet | Pyrrocoma racemosaName author: Torr. & A.GrayAccepted species | AsteraceaePyrrocoma genus | No guide yet |
| No photo yet | Pyrrocoma radiataName author: Nutt.Accepted species | AsteraceaePyrrocoma genus | No guide yet |
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.
