What is a ‘Pinetum'?

Explanation

### Step-by-Step Solution:

1. **Definition of Pinetum**: A pinetum is defined as a specific type of plantation or garden that primarily consists of pine trees and other conifers.

2. **Types of Trees**: The main trees found in a pinetum are conifers, which include not only pine trees but also other related species.

3. **Purpose of a Pinetum**: Pinetums are established for both scientific and ornamental purposes. This means they serve as a space for research and study of conifer species, as well as for aesthetic enjoyment.

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