58 



GEOWTH OF PLANTS IN THE PUBE EARTHS. 



— The Bottle-Pot (a Wine Bottle 

 with the bottom ground oil'). 



•• Space of the Pure Earths. 



Glass Crocks. 



- Filter and Receiver. 



and weighed 42-^^,^ grains. From the plan of the glass-pot it 

 will be seen that the distilled water, after its passage through the 

 pot, could be examined as to any altei'ation in its quality : it was 

 so tested, and with 



Litmus 



Brazil Wood . 

 Prussiate of Potasli 

 Muriate of Baryte 

 Nitrate of Silver 



No reaction. 

 None. 

 None. 

 None. 

 Very slight. 



In one of the same glass pots filled with peat and loam three 

 lupine-seeds of the same weight were planted and watered with 

 cistern-water each day, and on the twentieth day from planting 

 broke ground ; only one was suffered to grow, which was strong 

 and healthy, and on the fortieth day from its breaking ground 

 had twelve leaf-stalks, witli six to seven leaves eacli. Twenty 

 days after it showed for flower, and being taken up weighed 

 192iV grains. 



April 28th, 1843. — Planted three lupine-seeds, 2 grains weight 

 each, in the pure earths ; watered them with a solution of guano 

 (1 oz. to 20 oz. water); continued the watering to the 14th of 

 June without any appearance of the plants, examined the earths 

 and found the shells of the lupine-seeds, the whole of the pulp in 

 the interior having disappeared. 



