Meanings of grassy box in English

The country generally was more open, with grassy box-flats; melaleuca scrubs less frequent.

Continuing our course, the river turned more to the south, and we passed through some poor stunted forest of eucalypti, alternating with grassy box-flats.

The country was more open, and at 3.0 encamped on one of the side channels of the river in a fine grassy box flat.

After leaving the open plains we entered a grassy box forest, which continued to the foot of the hills, which we reached at 8.0.