114 MR. R. Н, COMPTON : AN INVESTIGATION OF THE 
Hymenwa Courbaril ........ ‘9974 
Laburnum alpinum .......... ‘0290 
L. ушдате.................. 0318 
Leucmna glauca ............ *0400 
Mimosa rubicaulis .......... :0302 
Parkia biglandulosa ........ 144 
Peltophorum ferrugineum .... 0765 | 
Pithecolobium dulce ........ 658 | 
Pithecolobium Saman,....... 
Poinciana elata .......... T 
P. vecia. ccc eee eee 
Sophora tetraptera .......... 
Tamarindus indica .......... 
Trachylobium Hornemanniaum 
The results of this examination are as follows :— 
Annual Herbs. 
A 1 түт 
45 species together weigh 
7 species in brackets ...... 
38 remaining species ...... 
Average weight ...... 
Perennial Herbs. 
41 species together weigh 
1 species in brackets ...... 
40 remaining species ...... 
Average weight ...... 
Shrubs. 
74 species together weigh 
Average weight ...... 
Shrubs or Small Trees. 
16 species together weigh 
Average weight ...... 
Trees. 
40 species together weigh 
Average weight ...... 
а 3:1651 g. 
О 61 
eee ees 0:5551 
Н 0:0139 
аи 1:9137 о. 
ани 0:0259 
eene eere 1:4989 g. 
eve eter nes 9:0937 
ашы 24-2767 g. 
MM 0:8569 
2423 
1500 
6024 
1:7596 
5950 
‘0617 
1:0960 
1:0510 
It is at once seen that the order of magnitude of the average weight of the 
seed from the tree species is considerably higher than that for the other 
classes of habit*. The herbaceous species and shrubs form a group with 
ж The conspicuous exzess in the average for trees is partly due to the enormous size of 
the seeds of Castanospermum australe: if we omit this species, however, the average 
becomes 0'2986, 1. e. still much higher than that of other classes, 
