xl 



INTRODUCTION. 



gia ruscifolia, 10°, IS, fmj 211. Herbaceous plants, various, 65; 

 bloom in 1880, 7; bulbous, 37,65,86; fine, 281; snow, protected 

 by, 164; uninj., 69,141,145,164,281; frost or wet, effects of, 12, 

 38,46,86,142. Hesperis, 2°,242. 



Hibiscus grandiflorus, 63; H. syriacus, -13°,294, -2°,301, 0°, 

 221, 6°,303, 97,109,123 ; uninj, 2°,284, 3°,270, 7,22t,299. Hip- 

 pophae, 7°,27 ; uninj., 10°,39. 



Holbollia, 3°,241/m > )208. Holly, (b. z.— 0°) 11 (1), 31 (2), 

 12 (3), (P— 10°) 6 (1), 27 (2), 16 (3) ; uninj, (b. z.— 0°) 9, 

 (l c — 10°) 12, (11°— 20°) 8 ; Obs., dry situation, 0°,92 ; exposed, 

 -3°,25,99,112 ; fruit of, 155,160 ; individuals inj., -4°'5,85, 9°, 

 77; lost foliage, 26 ; sheltered, -7°,99, -3°,88, 9 Q ,266, 77,86,131; 

 thickly planted, 2°, 79 ; vars., -10°?78, -5°,H0, 4°, 73,263 ; wet, 

 88 ; wind, 25,273 ; H. variegated, (b.z.— 0°) 5 (1), 14 (2), 4 (3), 

 10°) 6 (1), 9 (2), 16 (3); uninj., (b. z.— 0°) 4, 10°) 

 5, (11° — 20°) 5. Hollyhock, 46,191. Honeysuckle, (Lonicera 

 Periclymenum) -13°,295, -10°,H3, -7°,99, -p,285, 0°,83, 43; 

 uninj., 4°,215, 5°,203, 22f,212. Horehound, -7°,99. House- 

 leek (Sempervtvum), 6°, 329. 



Hyacinthus candicans, 8°, 64, 16°, 63 [m ?] candidus, 220 ; uninj., 

 19 ; H. sp., 37,86 ; uninj., -12°,310, -9°,232, -2°,316, 3°,270, 4°, 

 215, 22t,200 209,238,248,299,334. Hydrangea arborescens, -13°, 

 294, -lO°,304, -2°,301, 3°,198,252,269, 6°,303, 22* ; uninj., -1°, 

 30, 5°,222; H. grandiflora, 182; H. Hortensia (hortensis), " Hy- 

 drangeas," (b. z.-0°) 2 (1), 4 (2), 10°) 7 (1), 4 (2), 5 



(3), (11°— 20°;, 3 (1), 4 (2), 2 (3) ; uninj., 10*) 3, (11° 

 -20°) 2 ; H. japonica, -13°,294, -1°,285, 0°,274, 1°,139, 3°,198, 

 252, 6°,303, 8°,124,227, 10 Q ,185, 22*55,200 ; uninj., 3°, 270, 248; 

 H. nivea, 10 Q ,18; uninj., 16°,182 ; H. Otaksa, -13°,294, 3°,198, 

 10 o ,18, 22*,50; H. paniculata, 246; H. quercifolia, 10°, 18; uninj., 

 -1°,30. Hymenanthera, 3°,252 ; uninj., 63. Hypericum baleari- 

 cum, 3 Q ,198,252, 16°,63; uninj., -2°,316, 2°,284, 3°,270, 22f; 

 H. Calycinum, (b. z.--0 ) 6 (2), 1 (3), 10°) 8 (2), 9 (3) ; 

 uninj., -2°,316, 3°,270, 4°,215, 22t,245,248 ; Obs, dry, 27; wet, 

 27; H. canariense, 10 ; H. Kalmianum, 182 ; H. nepalense, 5°, 

 29, 10°,148; H. oblongifolium, 12°?2,178, 15°,-56, 16°,187;H. 

 patulum, 13 Q ,178 ; H. punctatum, 182 ; H. quadrangulare, 182; H. 

 shrubby, sp., 2 ; H. Wallichianum, 241. Hyssopus, 19. 



