228 
INDEX. 
Hertfordshire, progress of Flora of, 
xiii, xxviii; woodcock breeding in, 
xx ; earthquakes felt in, 24, 25, 28, 
29, 116 ; insects observed in, in 1885 , 
49; in 1886 , 201 ; prevalence of 
aphides in, in 1885 , 51, 202; birds 
observed in, in 1885 , 53 ; in 1886 , 
161; meteorological observations in, 
in 1885 , 65, 83 ; in 1886 , 169, 209 ; 
in 1877 , 205 ; rainfall in, in 1885 , 
73; in 1886 , 214; phenological 
phenomena observed in, in 1885 , 93 ; 
in 1886 , 176 ; flowering plants ob¬ 
served in, in 1884 and 1885 , 118; 
badgers in, 119; notes on Carices 
of, 121 ; Hessian fly in, 180, 201 ; 
naturalist’s calendar for (north), 193 ; 
Diatomacese of, 199 ; earwigs in, in 
1886 , 204. 
Hessian fly ( Cecidomyia destructor , 
Say), 180; in Herts, 180, 201 ; 
distribution, 181 ; description, 183 ; 
habits and life-history, 185 ; para¬ 
sites, 188 ; precautionary measures, 
190 ; general observations, 191. 
High Down, Hitcbin, rainfall at, in 
1885 , 74 ; in 1886 , 217. 
High Wych, Sawbridgeworth, pheno¬ 
logical observations at, in 1885 , 93 ; 
in 1886 , 176. 
Hitchin, field-meeting at, xxx ; Lepi- 
doptera of, xxxii; British and Roman 
remains found near, 39 ; rainfall at, 
in 1885 , 74 ; in 1886 , 217; pheno¬ 
logical observations at, in 1885 , 93 ; 
in 1886 , 176. 
Hitcbin Natural History Club, pheno¬ 
logical observations by, in 1885 , 93 ; 
in 1886 , 176 . 
Holland, S. T., reception of members 
by, xxxvii. 
Holmes,E.M. : On Mosses (title only), 
ix. 
Hopkinson, J.: on Geology of 
AVelwyn, xxii; of Pinner, xxvi; of 
Rickmansworth, xlvii; list of plants 
in flower at St. Albans, 18 th June, 
1887 , li; insects observed in 1885 , 
49 ; in 1886 , 201; Meteorological 
Observations taken at Wansford 
House, Watford, during the year 
1885 , xxi, 83-93 ; 1886 , xlv, 169- 
175 ; Report on Phenological Pheno¬ 
mena observed in Hertfordshire 
during the year 1885 , xxi, 93-96; 
1886 , xlv, 176-179 ; Meteorological 
Observations taken at Watford 
during the year 1877 , 205-208 ; re¬ 
ception of members by, xxxiii, 1 . 
Hopkinson, Mrs. J., phenological 
phenomena observed by, in 188 s,93; 
in 1886 , 176 . 
Humidity at Watford in 1885 , 84; in 
1886 , 170 ; in 1877 , 206. 
I. 
Ickleford visited, xxxi. 
Income and Expenditure in 1885 , xv ; 
in 1886 , xxxix. 
Indestructibility of matter, 6 ; of force, 
8 . 
Inlier of Woolwich and Reading Beds 
at Pinner, xxvi. 
Insects observed in Herts in 1885 , 49 ; 
in 1886 , 201 . 
Ivel district, rainfall in, in 1885 , 77 ; 
in 1886 , 218. 
J. 
Jackson, J. R. : Plants and their 
Uses (title only), x. 
James, J. H., on earwigs at Leavesden 
in 1886 , 204. 
Jupiter, elements of, 98, 103. 
K. 
Kelloway rock at Bedford, xxix. 
Kensworth, rainfall at, in 1885 , 74 ; 
in 1886 , 217. _ 
Kew Gardens visited, xiii. 
King’s Langley visited, xxviii; earth¬ 
quake of 1884 felt near, 28. 
Kite in Herts, 55. 
Knebworth, rainfall at, in 1885 , 74 ; 
in 1886 , 217. 
L. 
Langleybury, King’s Langley, earth¬ 
quake of 1884 felt at, 28. 
laniuspomeranus in Herts, 53. 
larus fuscus in Herts, 58. 
Laws of God in Nature, 1 ; governing 
matter, 6 ; force, 8 ; gravitation, 
11 ; respiration, 12 ; diffusion, 13 ; 
light, 15; colour, 17; beat, 18; 
sound, 19 ; assimilation, 19. 
Laws of Nature in relation to health, 
129. 
Lea district, rainfall in, in 1885 , 77 ; 
in 1886 , 218. 
Leavesden, earwigs at, in 1886 , 204. 
