Geology and Natural History. 71 
The present pha gee of the Proceedings indicates an increased 
sacle of the American Academy, at least in the wa y of publica- 
tion. This ninth volume is filled with the work of the year, end- 
ing with the meeting in May, and is actually issued early in J une. 
The papers are separated “fr 
the notices of members deceased during the two past years, orm- 
olume i 
through the depression of the coast range between Petaluma and 
Tomales Bay. The character of the soil and elevation above the 
sea are of comparatively little consequence. “Since the general 
course of the mountain ranges is nearly northwest in this region, 
and the wind strikes their southwest slopes ett ath and the 
sun in its daily course shines most intensely and longest upon 
the same exposure, it follows that this slope is almost everywhere 
est rainfall and the mos pposite “A northeast slopes, 
therefore, sain have the greatest tree grow 
winds seem to ts in two ways. First, by thee drying ihe d as 
ure is abundant.” The grouping of the trees of the district at 
a distances around San Francisco is then given, in more 
AS 
Catalogue of Plants growing without Cultivation in the 
bee of New Jersey, etc.; by Oxrtver H. Wrtis, ctor 
of Natural Science in the Alexander oO New York 
Schemerhorn & Co.), 1874. Besides the 70 pages of Catalogue, 
r. Willis, having the needs of botanical 8 ns and collectors 
in view, has usefully filled several pages with practical suggestions 
to teachers, and bute: for ieee and scarce g plants. e 
