Briefer Articles. 395° 
tion. Asin the case with the water cultures the limits of 
variation with the mud bacteria varied widely. Inoneinstance 
4 j only (forty-five feet deep) were no bacteria found in spore 
 ¢ondition. 
7 _ these results accord in a general way with those made in 
| the Mediterranean and show that while the water and under- 
Wing sea floor are filled with bacterial life, they are by no 
_ ‘Means in an entirely quiescent condition. Both water and 
mud are peopled with micro-organisms that are undergoing 
their cycle of development here as elsewhere. 
; : (Zo be continued.) 
University of Wisconsin. 
BRIEFER ARTICLES. 
| Vacation collecting.—I have spent the month of August at Sakonnet 
; Point, Little Compton, R. I. For one week I had the company of 
ames L. Bennett, who I found had made an extended list of 
. * plants of the region. Among the interesting species are Sene- 
" Coronopus in great abundance; Woodwardia angustifolia, quite 
: eg but not in fruit; and all the queer abnormal varieties con- 
- Mable of Onoclea sensibilis, 
’ lee ‘S@swamp wood near the house where I am stopping, full 
“ paca of large size. I. glabra, I. laevigata, and I. verticillata, 
ect. There is a perfect tangle of Mikania scandens, 
up into the trees. It is rich botanizing all 
We find over forty trees about here, the oak being 
tepresented. On all the meadow lands near the sea 
“soa quantities of Anagallis arvensis. The splendid Hibiscus 
| “iOS grows in the salt marshes. I have found no Sabbatias. 
. As j . f 
“agg Stays have been picked up now and then in the neighbor- 
— 8 to : 
: Phy rs Tiverton, { am on the lookout for them here. I might say 
: “Sela Virginiana is quite common on the roadsides. 
tonks 
. ” 
: rsteen of the Sakonnates, and Friend of the Whiteman. I have 
Mt. Wachusett 
th = Mr. J. F. Collins. Afterwards I explored ae pete : 
Ey Pa Harrison brothers, of Lebanon Springs.—W.- H 
’ WvViden . R.. - 
ce. 
