438 TRANS. OF THE ACAD. OF SCIENCE. 
Greenii, and, very locally, J. — ; Berna Pout ex- 
tending to the Rocky Mountains—J. alpinus and Vase 
6. Southward mostly eemninaets id cl asi Gat 
ng sou 
astern limits of the region; J. scirpoides as far north and 
south-west as any of these species; south-westward, J. Buck- 
= and a form of J. nodosus s(t the var. Texanus). 
the two latter also southward; south-east—J. Ramerianus; 
pan coast—J. acutus, procerus, Balticus, sup-sp., and fal- 
we ‘Abyie ne and arctic or eastern—J. arcticus, oe 
and stygius; western rummondii, Hallii, Parryi, 
glumis, castaneus, longist ys, ‘chlorocephalus, edyinotdes; ¥ 
the two last only on the Californian Alps. J. dbiglumis has 
— — thus far soley in ing highest arctic regions of our 
onti 
~y Mbtsiai table exhibits at a glance the geographical 
distribution of our species: 
Peculiar ommon 
toour j|with other| Total. 
country. | countries. 
L Whol country y HS 3 4 
. ea ea except Pacific region 2 is 2 
nd i Walley coe... % 2 ine 2 
4, Interior er . 1 ax 1 
5. Noetiward: vases cog ooo Sas eceese 3 3 6 
Or Boutltwer.s ).<0+ cba cette ok 8 ce 8 
Pacific Slope 7 ‘ 8 
8. Maritime species..............+-. 3 4 7 
9. Alpine and Arctic species........ 6 6 12 
Total 33 17 50 
Norges on tae Nortu AMERICAN SPECIES OF JUNCUS. 
4-3. bri Lin., has been found by Prof. Brewer near 
an Luis Obispo, California, “where it is abundant in a 
proses in the hills between the town ad the landing of the 
same name, a few miles from the sea, growing in dense tufts.” 
