What precautions should be taken when encountering the notorious gympie gympie plant while riding a horse in the Australian wilderness?

When encountering the notorious gympie gympie plant while riding a horse in the Australian wilderness, it is important to wear protective clothing such as long sleeves, pants, and gloves to avoid contact with the plant's stinging hairs. It is also advisable to stay on designated trails and avoid touching or brushing against any vegetation. If contact does occur, it is recommended to seek medical attention immediately.