202 BORTHWICK—THE DIAMETER- 
AESCULUS HIPPOCASTANUM—Continued. 
Year. | N. E. | WwW. eu oe | : : Circumference} 
| Diameter | Circumference. | increnenk: 
| | Vulg. Deeimal. | 
181 | & lal ol | & ék “4 | 16-83 52°873128 125664 
ia | ta eet we 03 16°86 52-967376 094248 
103 | lal Al al & | ods 06 16-92 53°185872 188496 
1894 | old | ies! & | ads 03 | (16-95 53*250120 094248 
1895 fa fal alae | we | ot 06 | 1T0L 53°438616 188496 
ee we ee eee ee 05 «106 53°595696 167080 
1897 | Al & | ox | Wisk 1 & 04 =| «17-10 53°721360 "125664 
1998 | & | al vet ve | vhs O3<: | 14a 53-815608 094248 
1899 | as al deetow gy 03 | 17°16 54909856 “094248 
eo, | acl 944 
CARPINUS a ake 33: 
Diam. Inct. for 20 years=2'01, Diam, in 1899= Diam. in 1879= 14-99. 
Average. 
Year, | N.| S. | E.| W.|Sum Diameter,| Circumf bg bree 
Vulg. | Decimal. 
1880 | Al A) ot) | de “09 15°08 47°375328 "282744 
1881 | AA) el A! ds 09 15°17 47°658072 282744 
1882 | A] ae | el a] YE is ‘li 15°28 48003648 
1883 | A | A | | A] OM Ty's “13 15°41 48-412056 -408408 
1884 | Ala | ALA] OW v5 ‘3 15°54 48°820464 "408408 
1885 | & | al oe i oa] k 12 15°66 49°197456 376992 
1886 | A) a | cel Aa] et 08 15°74 49-448784 "251328 
1887 | Ale | al aA] \ 12 15°86 49°825776 “376992 
1888 | ala al A! H a4 10 15°96 50°139936 314160 
1889 | Aj ee | ok | a] OB tis 10 16°06 50°454096 314160 
1690 | de | & | ok | a] } 12 16°1 50°831088 “376992 
191 | & lal al aAL de “09 16-27 51°113832 "282744 
1892 [a | & lel a] er "10 16°37 51°427992 314160 
1893 | fy | oo er | 4 I 12 16-49 51°804984 -376992 
184 [al wi al aA] a | OBS ‘13 16°62 52°213392 “408408 
1895 | dy | oe | erick | ris 07 16°69 52°433304 219912 
16 | A el Al A] vis 10 16°79 52°747464 314160 
197 | Al al al Aa) oe “19 16°89 53061624 *314160 
WS [al Al al a) & is “06 16°95 53-250120 *188496 
9 lalala&lal «a! se | 06 | a | ‘b3s0m00 | -157000 
be Paat eal aed cos ag 2°01 3 oe . 
