| Book | Author |
| 1. Charaka Samhita | Charaka (200 AD) |
| 2. Classification of flowering plants | Rendle |
| 3. De Generation Animalia | Aristotle |
| 4. Die naturlichen Pflanzenfamilien | Engler and Prantl |
| 5. Families of Flowering Plants | J. Hutchinson |
| 6. Flora Indica | Roxburgh |
| 7. Flora of British India | J.D Hooker |
| 8. Flora of Delhi | J.K Maheswari |
| 9. Flora of upper Gangetic Plains | J.F Duthie |
| 10. Genera Plantarum | Carl Linnaeus |
| 11. Genera plantarum Secundum ordines naturales deposita | de Jussieu |
| 12. Handbuch der systematischen Botanic | Richard von Wettstein |
| 13. Historia animalium | Aristotle (First book on Zoology) |
| 14. Historia Generalis Plantarum | John Ray |
| 15. Historia Naturalis | Pliny |
| 16. Historia Plantarum | Theophrastus (First book on Botany) |
| 17. Materia Medica | Dioscorides |
| 18. Nova Genera Plantarum | P.A. Micheli |
| 19. Palm Trees of Auazon | Wallace |
| 20. Philosophia Botanica | Carl Linnaeus |
| 21. Philosophie Zoologique | Lamarck (1809) |
| 22. Prodromus systematis naturalis regni vegetabilis | de Candolle |
| 23. Species Plantarum | Carolus (Carl) Linnaeus (1753) |
| 24. Systema Mycologicum | E.M Fries |
| 25. Systema Naturae | Carl Linnaeus (1758) |
| 26. The Families of Flowering Plants | Hutchinson |
| 27. The Phylogenetic Taxonomy of Flowering Plants | Bessey |
| 28. The vegetable Kingdom | Lindley |