310 
The following table gives a summary of these observations. 
» j Ba fd 
eee ae? Gals, 
Name or TREE. 2 | A | Es gs $3) 26 
2 | <6) of | 28 128) 28 
9 | 88) e' | sg |EElas 
Pipes Fe io ige 
: So hte es 
< wo pa 4 
ities Gaselan ss Se | 82.6 0.61" 0.30" 1.73 3) 1 
Btn | 32 | 1.06") 0.58") 1.62) 3| 2 
RAMGMeNAPOM. 056. ses | 38 | 0.45" 0.92") 157) 1] 3 
dite ielameks 6. 30 | 0.38” 0.19", 1.56) 8| 4 
THORNE MIEN 6c os 26 | 0.41”; 0.20"| 1.55} 2| 5 
See EPO DWE rs eka SG | 84 | 0,29") 0.15"| 1.63’) 3) 6 
Pete Biliotns 6S cs TAS s, | 27 | 0.51") 0.95") 1.52') 1) 7 
a eater Sip es Gs | 98.4) 0.45"| 0.22") 1.51) 5] 8 
eee, in ie 31 | 0.59"; 0.29", 1.46711 | 9 
Pronns Cerssus.......-.6. 0 sss. | 29 | 0.54” 0.27", 1.40) 7 | 10 
OS oe A ...| 32 | 0.55") 0.98"! 1.89) 5 | 41 
Betula alba, var. populifolia......... 34 | 0.18") 0.09") 1.82’) 3 | 12 
Ulmus Americana........... ...... | 88 | 0.52") 0.26"| 1.31°| 2 | 13 
Penlownla: 2). OL. | O88") 0:29") 1.89) 1 | 14 
Mpipe-trees; 23 | 0.65"| 0.32"| 1.231 6 | 15 
Pinus mits 57 Saas, | 88 | 0.45"| 0.28") 1.187) 2 | 16 
Pinus tigida.0 0 ..| 36.2) 0.31"| 0.15") 1.17) & | 17 
Thuja occidentalis... ...... puke h-s .| 98 | 0.92") 0.16") 1.15 3 | 18 
Castanes veaos... .... 4, 52.3 051"| 0.25", 0.98, 7 | 19 
Remiaieen 2; ot 27.1 0.23"; 0.12" 0.96 8 20 
Carya tomentosa.................. | 70.4 0.20", 0.10", 0.95) 5 | 21 
“Black Oak.” (Q. rubra?)......... 37 0.47" 0.24”, 0.94 4 © 22 
Quercus OlbR. a 47.3, 0.35” 0.18", 0.88", 6 | 23 
Fagus ferruginea.................. | 44.8) 0.36", 0.18", 0.78 5 | 24 
MODINE. oils eae | 52 | 0.27"| 0.18", 0.677 1 | 95 
59.7 0.21" 0.10" 0.58" 
Juniperus Virginiana.............. 
Relative Thickness of the 
Annual Ring 
§ 309. - Vitis—In the June number oe last year I have enumer- 
ated some of the characters which distinguished Vitis riparia from 
cordifolia, I can now confirm all I have said there. 
spring being later than the very precocious one of last year, riparia 
bloomed about May toth and cordifolia begins now, May 27, to open. 
Another, and a very valuable, character to distinguish riparia 
not only from cordifolia, but from all other apeeine of Vitis nee been 
I= Lan 4.310 pow note. 
Our present 
