Vegetable Staticks. 25 



garden pots ufually have ; fo that all the 

 moifture, which was wanting in them upon 

 weighing, muft necefiarily be imbibed by 

 the roots of thofe plant?, and thence per- 

 fpired off thro' their leaves. 



A Diary of the perfpiration of the Mufa Ar- 

 bor, or Plantain- tree of the Weft-Indies. 

 The whole fur face oj the plant was 14 

 Jquare feet, 8 + ~ inches. The different 

 degrees of heat of the air are here noted 

 by the degrees above the freezing point in 

 my Thermometer, defcrifrd in Exper. 20. 



1726 Weigh 

 at 6 

 Morn 

 pd. ou 



M3y. 

 z8 



*9 



20 

 21 



22 

 *3 



33 j 

 37 iJ- 



37 4 



;6 14 

 36 10 



36 14 

 36 6 





1 

 "-9 



Weight 5 H 

 at 12 

 Noon, 

 pd. ou. 



33 

 37 J-I45- 



3* 



34 

 3° 



3 1 

 3* 



37 * 



36 12 



37 



3^ rl 



35- 



43 



3*i 



Weight 

 at 6 

 Even. 



pd. ou. 



37 14 

 37 3* 



37 ° 



36 1 1 

 36 if 



36 n| 



5* T 



7~ 



34 

 2 1 



3 1 



3* 

 44 



3 >~ 

 3 1 



This evening 12 ounces of water were poured 

 removed from the ftove into a cool room, where 

 Sun, the windows being North-weft. 



N. B. This plant 

 ftcod in a ftove, with a 

 'mill fire in it j the af- 

 pedfc of the ftcve was 

 South- ea ft. 



A hot clear day. Thi 

 morning he pbferve 

 large drops of water a 

 the extremity of ever 

 'leaf, and we may otlerve 

 that it peripires very 

 much this da) , 



An extreme hot clear 

 'day. 



fcfoderately hot, but clear. 

 . This morn. I; ounces cf 

 •water poured into the 

 'pot. Mixture of Sun and 



Clouds. 



Much thunder, fome rain 



and hail at a diftance. 



A gloomy day, but no 



rain. 



into the potj and it v.ai 

 it had a free air, but no 



C 4 



Calm 



