I hope to be particular in hereafter comparing the floras of all the deserts? and to notice the absurd remarks of some travellers in Khoristhan, on the domesticated parasitic nature of the watermelon plant, on the Hedysarum Alhagi, Shooturkari.

3rd.—Fine moderate north-east wind, very clear.

4th.—Over-clouded.

5th.—Rain.

6th.—Unsettled.

7th.—Rain, thunder, distant lightning occasionally last night.

8th.—Fine: ice in the morning, thermometer five feet from the ground 35° at 7 A.M.

9th.—Fine diffused clouds last night, succeeded by a strong northeast wind.

10th.—Fine.

11th.—Fine in the morning, then threatening.