376 The Botanical Gazette. [August, 
phenological positions of the anemophilous flowers, as well as the en- 
tomophilous flowers and anthophilous insects. It may be worth while 
to compare these results with those obtained in Illinois, as regards the 
seasons of some dominant families, giving the number of species in 
bloom in each month. In the following table, under each family, the 
first figures are for Flanders, the second for Illinois. 
Family. No. sp. Mar. Apr. May. June. July, Aug. Sept. 
Liniack2 ican «aa { II - 23+ = 6 2. aak I 
17 I Ree 6 3 
ORCHIDACEZ . ; { “ “sft 3 33 7 a 
4 
PoLyGonuM : | > a I ‘ i 3 o 
RANUNCULACER . Re See 38 17 sees 5 
19 eee 2 aac” | 10 4 2 a 
CRUCIFERZ 31 wae x ee 28 19 614 ¥ 
sae Ig @: 12 7 3 3 3 
R peeze 8iin485 19 12 9 5 
a { 23 es I 14 8 4 4 
LEGUMINOS2 . 4 31 oe. ee = 23 d 
37 2 7 12 
UMBELLIFERZ _§ 26 go 16 cag wages 
i 19 Yee e | 12 6 4 3 
GENTIANACE# . : ‘. E 3 5 5 $ 
BorRAGINACE : j + : ui I : : 5 Fé 
4 I 
28 S<:5 1B sidg 128 zo 
LaBIAT2 “ 7 2 5 . : > age 8 
ScROPHULARIACEZ | 27 a. a3 # % 19 5 
os 
6 60 49 
Clete... cs i - os 5 9 Li a 64 75 
Sonthhe wy 
A comparison of the groups will show that the maxima of the more 
highly specialized approach more nearly those of the less highly spe 
cialized than is the case in Illinois. Several families show June max- 
