295 
A Phcenological Study. 
No. 
Species 
204 
Sherardia arvensis 
163 
Silene inflata 
222 
Sison Amomum ... 
112 
Solanum Dulcamara 
159 
Sonchus oleraceus 
148 
Spiroea Ulmaria ... 
207 
Stachys Betonica... 
157 
„ germanica 
116 
„ sylvatica... 
29 
Stellaria Holostea 
11 
„ media ... 
103 
Tamus communis... 
7 
Taraxacum Dens-leoni: 
15 
Taxus baccata $ ... 
174 
Thymus Serpyleum 
187 
Tilia europoea 
121 
Tragopogon pratense 
66 
Trifolium agrarium 
221 
,, fragiferum 
62 
„ pratense 
122 
„ repens... 
13 
Tussilago Farfara 
9 
Ulmus montana ... 
101 
Urtica dioica $ 
175 
.. ? - 
198 
Verbascum nigrum 
226 
,, Thapsus 
Verbena officinalis 
4 
Veronica agrestis... 
83 
,, Beccabunga 
28 
„ . Buxbaumii 
46 
„ Chamcedrys 
,, montana... 
58 
„ serpyllifolia 
168 
Vicia cracea 
73 
,, sativa 
59 
„ sepium 
30 
Viola canina 
1 
„ odorata 
14 
„ „ (white) 
47 
„ tricolor 
Date of first flowering. 
1917. 
1918. 
1919 
M ay 
10 
June 
26 
July 
28 
June 
6 
May 
27 
June 
6 
>> 
21 
»* 
24 
n 
17 
June 
g 
» » 
22 
July 
11 
July 
13 
July 
18 
June 
24 
May 
30 
June 
2 
» > 
6 
n 
11 
April 
14 
April 
22 
Mar. 
23 
June 
6 
May 
28 
June 
2 
April 
25 
Jan. 
22 
Mar. 
15 
Mar. 
8 
April 
5 
June 
12 
June 
24 
June 
30 
July 
2 
>> 
30 
July 
9 
June 
8 
May 
17 
May 
18 
July 
27 
May 
12 
May 
14 
May 
16 
June 
13 
June 
8 
June 
8 
Mar. 
13 
April 
5 
Mar. 
16 
June 
5 
May 
25 
June 
2 
June 
— 
May 
— 
June 
30 
July 
7 
July 
13 
Aug. 
1 
July 
25 
Mar. 
26 
Jan. 
1 
(Dec.! 
26) 
May 
29 
May 
17 
May 
26 
April 
22 
May 
12 
April 
29 
May 
10 
May 
13 
»» 
9 
May 
15 
July 
7 
J une 
27 
June 
3 
May 
23 
May 
12 
April 
30 
> » 
15 
April 
22 
Mar. 
13 
Jan. 
1 
(about Dec. 5) 
April 5 
May 10 
The chronological charts on the following pages show the 
species whose first flowerings were noted in 1919, arranged in 
the order of their appearance in that year. The time of appearance 
in each month being indicated by a dot. The times of first 
flowering of the same species in 1917 and 1918 are indicated by x 
and + respectively. 
