110 BOTANICAL GAZETTE 
42. FORMIC ACID. 
(Begun January 11, 8 p.M.; closed January 12, II A.M.) 
Concentration 
gm, mol, per liter Length Remarks 
* s200— 4 ag flabby, dead 
ae eee 19.0 € ‘“ “ 
€ 28.0 “ apparently normal 
cee e 27.5 66 “ “ 
rates .O “ce “ oe 
oh Se “ i “ 
43- ACETIC ACID.* 
(Begun January 11, 9 p.M.; closed January 12, II A.M.) 
gm, mol, oes Tek Length Remarks 
s200 18,5™m dead 
. eee es 18.6: “ ‘6 
Te0U 25.0 “ alive 
3200 30.5" . 
eto0 30.5‘ sd 
rEb00 30.0 “ « 
44. Propionic acip.- 
(Begun January 11, 10 p.m; closed January 12,11 A.M.) 
it 
: gm. on grin Heer + Length - Remarks 
ey [ane 
mote Cros 100 . 18,5™™ dead 
oe aie 28.5 4 | alive 
“ eden . 28.0 “ . a 
: taboo 34.0 “ a : 
- =, . 48:. Borvaic activ. 
(Begun January 14, 10 P.M.) 
Concentration | Length , 
bie mol. per liter) Jan’y 15, 10 A.M, eke Remarks 
ae PO eS omm 18.0™™ dead 
Ber 2 ek E 18.0 “ : 
1800 — « 18.5 “ dead 
non ae. 8.5“ a4 ag 
svoo : 20.0 a vgs # alive 
2 peated with same boundary. + Repeated with same 
