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at 5h., I observed a drooping in the leaves of my garden, and especially of the larger shrubs and plants, for which I was not wholly unprepared, but which might entail some inconvenience if, failing altogether, they should cease to absorb the gases generated from buried waste, to consume which they had been planted. Besides this, I should, of course, lose the opportunity of transplanting them to Mars, though I had more hope of acclimatising seedlings raised from the seed I carried with me than plants which had actually begun their life on the surface of the Earth. The failure I ascribed naturally to the known connection between the action of gravity and the circulation of the sap; though, as I had experienced no analogous inconvenience in my own person, I had hoped that this would not seriously affect vegetation. I was afraid to try the effect of more liberal watering, the more so that already the congelation of moisture upon the glasses from the internal air, dry as the latter had been kept, was a sensible annoyance—an annoyance which would have become an insuperable trouble had I not taken so much pains, by directing the thermic currents upon the walls, to keep the internal temperature, in so far as comfort would permit