Dates of Flowering of Plants observed in 1883, with the Mean Date fob 1876-83. 
No. 
Species. 
"Wat¬ 
ford. 
Harpen- 
DEN. 
Hert¬ 
ford. 
Ware. 
High 
Wych. 
Hitchin. 
Odsey. 
Roy- 
STON. 
Mean. 
Mar. 18 
Feb. 4 
Mar. 3 
Feb. 25 
Mar. 5 
Mar. 28 
Feb. 22 
Apl. 1 
Mar. 12 
Feb. 19 
2. 
Ranunculus Ficaria ... 
Feb! 23 
. 
Feb. 26 
3. 
Ranunculus acris . 
Apl. 27 
May 10 
Apl." *20 
May 12 
May 18 
Apl. 24 
May 14 
Apl. 23 
4. 
Caltha palustns . 
Apl. 1 
Mar. 15 
Apl. 12 
Apl. 9 
Apl. 10 
Mar. 20 
5. 
Papaver Rhceas .. 
May 30 
June 6 
June 5 
May 30 
May 29 
June 16 
Apl. 20 
7. 
Cardaminepratensis . 
Apl. 27 
Apl. 24 
Apfl8 
Apl. 25 
. 
Apl. 27 
Apl. 12 
8. 
Sisymbrium AUiaria . 
Apl. 14 
May 14 
. 
. 
9. 
Lraba vcrna . 
Feb. 15 
Mar. 3 
. 
Mar. 30 
Mar. 6 
10. 
Viola odorata . 
Jan. 12 
1 
Feb. 9 
. 
Feb. 24 
Jan. 14 
Feb. 12 
11. 
Polygala vulgaris . 
June 2 
June 7 
May 17 
May 15 
May 5 
12. 
Lychnis Flos-cuculi . 
May 27 
June 4 
May 31 
May 29 
May 17 
May 25 
13. 
Stellaria Holostea . 
Apl. 11 
Apr. 15 
Apl. 7 
Apl. 11 
. 
Apl. 26 
Apl. 5 
14. 
Malva sylvestris . 
June 30 
June 7 
June 7 
June 6 
June 13 
June 17 
June 9 
June 6 
15. 
Hypericum tetrapterum . 
. 
June 28 
BBS 1 
July 14 
July 3 
16. 
Hypericum pulchrum . 
June 26 
June 29 
June 24 
. 
June 29 
June 29 
17. 
Geranium Robertianum . 
May 19 
May 21 
May 15 
May 15 
May 15 
. 
May 13 
Apl. 29 
18. 
Euonymus europceus . 
June 4 
19. 
Acer Pseudo-platanus . 
. 
. 
. 
. 
20. 
AZsculus Hippocastanum . 
May 19 
l,yj. i 
May 27 
. 
21. 
Cytisus Laburnum . 
May 19 
May 21 
i> ' . 
. 
. 
. 
22. 
23. 
24. 
Trifolium repens . 
May 27 
May 31 
May 31 
June 7 
June 13 
June 14 
May 29 
May 27 
June 26 
May 24 
May 17 
June 15 
May 29 
May 24 
May 23 
June 30 
May 18 
May 20 
June 25 
Vicia Cracca . 
25. 
Vtcia sepium . 
Apl. 30 
Apl. 24 
May 1 
May 17 
May 22 
. 
May 15 
Apl. 28 
26. 
Lathyrus pratensis . 
June 4 
June 11 
June 15 
June 8 
June 14 
. 
June 9 
June 4 
Apl. 8 
Apl. 11 
June 7 
Apl. 9 
June 1 
Apl. 8 
Apl. 4 
June 17 
Apl. 8 
Apl. 14 
June 24 
Mar. 23 
28. 
Spircea Ulmaria . 
June 21 
June 14 
?n' 
Potentilla anserina . 
May 26 
June 2 
June 3 
June 5 
May 24 
May 26 
June 6 
May 21 
May 20 
June 3 
May 13 
June 1 
May 15 
May 21 
June 3 
May 15 
June 3 
31. 
Pyrus Aucuparia . 
32. 
Cratcegus Oxyacantha . 
May 20 
May 18 
May 19 
. 
33. 
Epilobium hirsutum .. 
Julv 8 
July 10 
July 7 
July 6 
July 8 
July 12 
July 8 
34. 
Epilobium montanum . 
June 17 
June 15 
June 17 
June 18 
. 
. 
June 10 
35. 
Angelica sylvestris . 
Aug. 1 
. 
July 29 
36. 
37. 
Daucus Carota . 
Hedera Helix ... 
Sept. 23 
June 12 
July 5 
Sept. 27 
Cornus sanguinca . 
June 13 
. 
..... 
39! 
Syringa vulgaris . 
May 19 
May 17 
May 14 
40. 
Galium Aparine . 
May 27 
May 25 
May”20 
May 19 
May 17 
May 13 
May 14 
May 23 
May 15 
41. 
Galium vcrum . 
July 1 
June 25 
June 19 
July 5 
July 8 
July 6 
July 4 
June 30 
42. 
Dipsacus sylvestris . 
Aug. 1 
Sept. 27 
July 28 
July 24 
43. 
Scabiosa succisa . 
Aug. 1 
July 24 
44. 
Petasiles vulgaris . 
. 
Mar. 31 
Mar. 18 
45. 
Tussilago Farfara . 
Feb. 25 
Feb. 28 
Feb. 16 
Feb. 22 
Feb! 22 
Feb. 24 
46. 
Achillea Millefolium . 
June 24 
June 15 
July 1 
July 2 
June 23 
47. 
Chrysanthemum Leucanthemum . 
May 26 
May 25 
May 21 
May 31 
May 28 
May 20 
..... 
May 18 
48. 
Artemisia vulgaris . 
Sept. 7 
July 12 
Aug. 16 
. 
July 31 
Aug. 3 
49. 
Senecio Jacobaia . 
July 1 
June 20 
July 1 
July 25 
July 7 
. 
June 29 
50. 
Centaurea nigra . 
June 28 
July 1 
June 14 
June 20 
51. 
Carduus lanceolatus . 
June 21 
June 22 
July 26 
June 20 
June 17 
62. 
Carduus arvensis ... 
June 2 
July 8 
May 31 
July 4 
‘ 
June 17 
53. 
Sonchus arvensis . 
July 8 
July 9 
July 10 
. 
July 22 
. 
July 7 
July 9 
54 . 
Hieracium Pilosella .. 
May 22 
May 4 
June 5 
May 15 
55. 
Campanula rotundifolia . 
. 
July 9 
July 3 
July 7 
July 8 
July 14 
July 8 
56. 
Ligustrum vulgare . 
June 25 
..... 
June 18 
57. 
Convolvulus sepium . 
. 
June 30 
. 
June 29 
July 17 
July"" 9 
July 11 
58. 
Symphytum officinale . 
..... 
May 28 
May 24 
May 12 
May 20 
May 6 
59. 
Pedicularis sylvatica . 
. 
June 1 
.....' 
. 
May 12 
60. 
Veronica Chamcedrys . 
Apl. 28 
Apl. 23 
Apl. 23 
May 15 
..... 
Apl. 17 
..... 
Apl. 21 
61. 
Mentha aquatica . 
. 
Aug. 1 
. 
HI ’ 
July 31 
62. 
Thymus Serpyllum . 
. 
June 30 
June 7 
June 8 
63. 
Prunella vulgaris ... 
June 30 
June 29 
June 21 
..... 
j, ► 1 
June 18 
64. 
Nepeta Glechoma . 
Mar. 18 
Mar. 17 
Mar. 23 
Mar. 29 
Apl. 3 
K§. J 
Mar. 25 
65. 
Galeopsis Tetrahit .,. 
June 13 
June 17 
. 
June 27 
66. 
Stachys sylvatica . 
June 9 
June 13 
June 12 
June 6 
..... 
. 
June 6 
67. 
Ajuga reptans . 
May 19 
May 17 
. 
May 20 
May 12 
May 3 
Apl. 8 
Apl. 1 
Mar. 26 
Mar. 26 
Mar. 30 
Apl. 7 
Apl. 5 
Apl. 6 
Mar. 18 
70. 
Plantago lanceolata . 
Apl. 28 
Apl! 26 
Apl." 24 
May 6 
Apl. 30 
May 6 
Apl. 21 
Feb. 2 
Jan. 22 
Feb. 23 
Jan. 16 
Feb. 15 
71. 
Ulmus montana . 
Feb! 26 
Feb! 26 
Mar. 14 
Mar. 1 
72. 
Salix Caprea . 
Mar. 14 
Mar. 5 
Mar. 8 
Mar. 14 
. 
Apl. 7 
Mar. 4 
Mar. 15 
Mar. 6 
73. 
Fagus sylvatica . 
. 
. 
74. 
Corylus Avellana . 
Jan. 27 
Feb. 14 
Jan. 4 
Jan. 5 
..... 
Jan. 21 
Feb. 8 
Jan. 27 
75. 
Orchis maculata . 
June 2 
June 11 
June 11 
June 3 
June 7 
June 4 
76. 
Iris Pseud-acorus ... 
June 3 
June 6 
June 7 
June 12 
June 16 
June 6 
June 3 
77. 
Narcissus Pseudo-narcissus . 
Mar. 18 
Mar. 5 
Mar. 1 
Mar. 4 
Mar. 4 
78. 
Galanthus nivalis . 
Jan. 20 
Jan. 20 
Jan. 14 
Jan. 17 
. 
Jan. 20 
Jan. 22 
Jan. 21 
79. 
Scilla nutans .. 
Apl. 21 
Apl. 12 
Apl. 18 
May 7 
Apl. 17 
Apl. 26 
Apl. 14 
