Binomial nomenclature was first issued in :

Options

A. Systema Naturae
B. Genera Plantarium
C. Genera Animalium
D. Historia Plantarum

Answer

**Step-by-Step Solution:**

1. **Understanding Binomial Nomenclature**: Binomial nomenclature is a formal system for naming living organisms, where each species is given a two-part name consisting of the genus name and the species identifier.

2. **Identifying the Origin**: The system of binomial nomenclature was introduced by the Swedish botanist Carl Linnaeus. It is essential to identify the work in which he first presented this system.

3. **Analyzing the Options**:
- **Option 1: Systema Naturae** - This is the correct answer. It is a foundational work by Linnaeus where he first introduced the binomial nomenclature system.
- **Option 2: Genera Plantarum** - This is incorrect. While Linnaeus wrote this book, it focused on plant taxonomy and not specifically on binomial nomenclature.
- **Option 3: Genera Animalium** - This option is also incorrect as it pertains to animal taxonomy and was not the first to introduce binomial nomenclature.
- **Option 4: Historia Plantarum** - This is incorrect as well; it was authored by Theophrastus and does not relate to binomial nomenclature.

4. **Conclusion**: After analyzing all the options, the correct answer is **Systema Naturae**, as it is the work where binomial nomenclature was first issued.

**Final Answer**: Binomial nomenclature was first issued in **Systema Naturae**.

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