“Origin of the ai rth Am 
columns the parallel passages. 
Bic similar passages are found. 
the Northeast United States 
Coulter and Thompson. 
ing the flora of North Amer- 
te fact of the identity any of our 
senera, and even species, with those of 
E Europe, ia st 
} n 
-Seems 
‘ n the floras of 
3 En United States and the Pacific 
“Tn Bede to thes di 
species, [refering ji 342 distinct 
printed list yah 
contains only 328 nanes] th 
a is com 
of api, there will be 
other species common 
Sh 
Wide di .~ easy to account for = 
not go ttibution rts cies if there wer 
hes rove the th 
by oe Sites in 1845, sie or 
ng m 
the loha aton of organie t bet 
* globe, ngs over 
a than the universal law, that 
Recent Literature, 
taphical Distribution of Plants 
1009 
Eon pes us 
_ present year, contains a na article on the “ Origin of the Indi- 
; by John M. Coulter and Harvey Thompson. he 
_ second part of the article, Bebe on page 265, is on the 
rican Flor 
n article ‘published by" myself in the Journal 
í Natural History in 1881, vol. iv., 
that I desire to call attention to it. 
g 
It is so similar in 
I have arranged in parallel 
The pages are those on which 
My article is entitled “ On the 
Common to Europe and 
G as made it well ue 
that there is far more resemblan 
tween the plants of the Atlan = const o ‘i 
the pagn States and the P 
of Asia th iee r the alee sid th a 
Pacific c f America, especially of 
California. ni P, 67 
“ The resemblance birak th e floras 
et sit and the United States is bi 
ned to the 360 identical 
jida = (a ven in several There 
ypt Sey related species, 
y be grr keie to geo- 
f to 
represen tative 
on PEA of ae 2277 indigenous species 
nG 
ive ray’s Manual resemble Euro- 
pean r oret But the similarity between 
the flo America and Eur 
is by means con to the small 
territory with which I have been dealing 
bp rtheastern United States]. . 
have no doubt but that a comparison 
of the flora of the United 
ooh mar the “oer me" one of Cali- 
will show nearly as much re- 
arcel: e 
e asserti A of mi eminent auth 
that ‘there is indeed nothing more eas; 
to perceive, in .... uistribution of 
beings over Bar lobe, ”’ ete., o S Ti 
r (o 
Roy. Society, 1846, p. 265.” 
