296 REV. G. HENSLOW ON TRANSPIRATION 
The following are the results obtained :— 
Loss per| Loss per 
no. of hous, hour, Min. | Max. 
` No. I | No. II. 
1886. o o 
March 15| 13:5| Dark.) -036 ‘067 41 46 
» 16| 10 R. 041 070 Dull. 39 42 
14 D. 032 *062 38 43 
» 17| 10 Y. 034 ‘065 Fine. 40 40 
14 D. 032 063 41 44 
» 18| 10 V. "034 ‘070 Dull. 40 44 
95| D. 031 '073 42 46 
» 19| 10 a. 030 | .-083 A.M. dull; | 44 02 
145| D. 029 080 [p.m. fine. | 49 52 
» 20} 10 Cl. 031 079 Fine. 50 54 
14 D. 032 070 53 56 
» 21 95| R. 026 076 Dull. 53 56 
15 D. 030 111 53 57 
» 22 95| Y. "028 026 Dull. 52 58 
145| D. 028 070 54 57 
» 23] 10 a. 031 089 A.M. dull; 54 56 
14 D. 043 085 [p.m. fine.| 55 60 
» 24 95} V. 053 087 Fine. 55 59 
15 D. -044 088 56 57 
» 25 95] Cl. 051 090 Dull. - | 56 59 
14 D, 039 073 56 59 
„ 26| 10 R. 051 084 Dull. 55 59 
14 D. 044 '077 56 58 
» 27| 10 Y. 043 ‘066 Dull. 56 56 
145]. D. 035 065 56 58 
» 29 95| Q. 042 072 Dull, rain. 54 56 
14 D. 037 069 50 55 
» 90 95| V. 040 "070 Fine. 52 54 
145| D. "037 ‘072 51 54 
» 91| 105| CL | 044 067 Fine. 50 54 
135} D. 037 054 49 52 
Effects of Light. 
Arranging the preceding results under the different colours, 
they give the following mean results of the losses per hour :— 
No. I. (March 16-32, 1886.) 
R. Y. G. Vv. Cl. D. 
041 034 030 034 031 Mean of 
026 028 ‘031 053 051 fourteen 
051 043 042 040 *044 | observations: 
Means ...... 039 035 034 042 042 034 
* Observations not taken on March 28. 
