| Code | Description | Items |
|---|---|---|
| 580 | Botanical sciences | 93 |
| 581 | Botany | 109 |
| 582 | Spermatophyta (Seed-bearing plants) | 98 |
| 583 | Dicotyledones | 8 |
| 584 | Monocotyledones | 1 |
| 585 | Gymnospermae (Pinophyta) | 4 |
| 586 | Cryptogamia (Seedless plants) | 0 |
| 587 | Pteridophyta (Vascular cryptograms) | 0 |
| 588 | Bryophyta | 1 |
| 589 | Thallobionta & Prokaryotae | 29 |