202 Postelsia 
and coalescent in fruit; fruit ripening the third 
year, subglobose, bright blue, one to three seed- 
ed. Throughout the cooler parts of the north- 
ern hemisphere. 
Juniperus communis L. var. sibirica (Brugs- 
dorf) Rydberg. Contr.U: S: Nat. Herb 2°534naqor 
[Juniperus nana Wildenow. | 
[Juniperus communis L. var. alpina Wahlen- 
berg. | 
A dwarf trailing shrub with leaves 5-ro milli- 
meters long, 1.5-2 millimeters wide, less acute 
than in the type. 
This is the common form of Juniperus 
communis in the northern parts of its range 
and in alpine regions. Although the extreme 
forms of the species and of this variety appear 
very distinct, there are so many intermediate 
forms that it appears better not to separate 
them specifically. 
The alpine variety is reported by Macoun 
from Mts. Benson, Mark and Arrowsmith, and 
doubtless occurs commonly among the higher 
mountains of Vancouver Island. It is very 
