# Theophrastus

> Greek philosopher (c.371-c.287 BC)

**Wikidata**: [Q160362](https://www.wikidata.org/wiki/Q160362)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Theophrastus)  
**Source**: https://4ort.xyz/entity/theophrastus

## Summary
Theophrastus was a Greek philosopher (c.371–287 BC) who founded the Peripatetic school of philosophy and made foundational contributions to botany. His works, including *History of Plants* and *On the Causes of Plants*, established early systematic studies of plant life, influencing later scientific inquiry.

## Biography
- Born: c.371 BC (Eresos, Lesbos)
- Nationality: Greek
- Education: Studied under Plato and Aristotle
- Known for: Pioneering botanical research and philosophical teachings
- Employer(s): Peripatetic school (founded by him)
- Field(s): Philosophy, botany

## Contributions
- **Botanical Works**: Authored *History of Plants* and *On the Causes of Plants*, which systematically classified and described plant species, laying groundwork for modern botany.
- **Philosophical Foundations**: Established the Peripatetic school, which emphasized observation and empirical inquiry, shaping later scientific and philosophical thought.
- **Textual Contributions**: Wrote *Characters*, a collection of biographies and philosophical essays, influencing later Greek literature.

## FAQs
### What was Theophrastus's primary contribution to philosophy?
Theophrastus founded the Peripatetic school, which emphasized empirical observation and systematic inquiry, directly influencing later philosophical and scientific traditions.

### What are Theophrastus's most famous botanical works?
His *History of Plants* and *On the Causes of Plants* were foundational texts in early botanical research, systematically classifying and describing plant species.

### Where did Theophrastus study?
He studied under Plato and Aristotle, receiving a rigorous education in philosophy and natural sciences.

### What school of philosophy did Theophrastus establish?
He founded the Peripatetic school, which focused on observation and empirical inquiry, shaping later philosophical and scientific thought.

### What is Theophrastus's legacy in botany?
His works established early systematic studies of plant life, influencing later scientific inquiry and the development of botany as a distinct field.

## Why They Matter
Theophrastus's contributions to botany and philosophy laid the groundwork for systematic scientific inquiry. His *History of Plants* and *On the Causes of Plants* provided early classifications of plant species, influencing later botanical research. As the founder of the Peripatetic school, he emphasized empirical observation and philosophical rigor, shaping the methods of later scholars. His work directly impacted the development of botany as a formal discipline and influenced broader philosophical traditions.

## Notable For
- Founder of the Peripatetic school of philosophy
- Author of *History of Plants*, a foundational text in early botanical research
- Pioneer of systematic plant classification and description
- Influenced later scientific and philosophical traditions through empirical inquiry
- Wrote *Characters*, a collection of biographies and philosophical essays

## Body
### Early Life and Education
Theophrastus was born around 371 BC in Eresos, Lesbos. He received his education under Plato and Aristotle, studying philosophy and natural sciences. His early exposure to these thinkers shaped his approach to empirical inquiry and systematic knowledge.

### Founding the Peripatetic School
After completing his studies, Theophrastus founded the Peripatetic school, which emphasized observation and empirical investigation. This school became a center for philosophical and scientific thought, influencing later scholars.

### Botanical Research
Theophrastus's most significant contributions were in botanical research. His *History of Plants* and *On the Causes of Plants* systematically classified and described plant species, laying the groundwork for modern botany. These works provided early systematic studies of plant life, influencing later scientific inquiry.

### Philosophical and Literary Works
In addition to his botanical research, Theophrastus wrote *Characters*, a collection of biographies and philosophical essays. This work contributed to Greek literature and philosophical discourse, further cementing his legacy.

### Legacy and Influence
Theophrastus's work in botany and philosophy had a lasting impact on scientific and philosophical traditions. His systematic approach to plant classification and his emphasis on empirical inquiry influenced later scholars. The Peripatetic school he founded continued to shape philosophical thought for centuries, emphasizing observation and systematic knowledge.

### Affiliations and Connections
Theophrastus was affiliated with the Peripatetic school, which he founded. He studied under Plato and Aristotle, receiving a rigorous education in philosophy and natural sciences. His work was connected to the broader intellectual landscape of Classical Athens, where he contributed to both philosophical and scientific discourse.

### Notable Works and Publications
- *History of Plants*: A foundational text in early botanical research, systematically classifying and describing plant species.
- *On the Causes of Plants*: Furthered understanding of plant life, influencing later scientific inquiry.
- *Characters*: A collection of biographies and philosophical essays, contributing to Greek literature and philosophical discourse.

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- aliases: Theophr., Theophrastus of Eresos
- occupation: Q2374149, Q169470, Q4964182, Q36180
- citizenship: Q844930
- educated_at: Q194414
- instance_of: Q5
- notable_work: Q17156420, Q16536650, Q3231273, Q63183551, Q3333485, Q136348540, Q136388953, Q136503473
- field_of_work: Q441
- sitelink_count: 98
- wikipedia_title: Theophrastus
- wikidata_description: Greek philosopher (c.371-c.287 BC)

## References

1. International Plant Names Index
2. Library of the World's Best Literature
3. BnF authorities
4. CiNii Research
5. Virtual International Authority File
6. RSKD/Theophrastus
7. Freebase Data Dumps. 2013
8. Q45264247
9. Encyclopædia Britannica Online
10. Demotimos (Pauly-Wissowa)
11. ESBE / Theophrastus
12. [Source](http://digitale.beic.it/primo_library/libweb/action/search.do?fn=search&vid=BEIC&vl%283134987UI0%29=creator&vl%28freeText0%29=Theophrastus)
13. [Source](https://www.bartleby.com/library/bios/index15.html)
14. Autoritats UB
15. CERL Thesaurus
16. Treccani's Enciclopedia on line
17. Enciclopedia Treccani
18. LIBRIS. 2012
19. [Source](https://encyklopedia.pwn.pl/haslo/Teofrast-z-Eresos;3986480.html)
20. Treccani Philosophy
21. Bibliography of the History of the Czech Lands
22. Provenio
23. HMML Authority File
24. Digital Scriptorium Catalog