Mar. 22, 1924 
Tissue Fluids of Indicator Plants 
901 
washes through the sagebrush association 
The constants for the species of this association are presented in 
Table III. 
Table. III. — Physicochemical constants for species of the washes through the sagebrush 
association 
Growth form and species. 
Date. 
Freezing 
point 
depres¬ 
sion, 
A. 
Atmo¬ 
spheres 
osmotic 
concen¬ 
tration, 
P. 
Specific 
electrical 
conduc¬ 
tivity, 
K. 
Ratio, 
conduc¬ 
tivity to 
depres¬ 
sion, 
K/A. 
Chlo- 
rids 
per 
liter, - 
Cl. 
TREES, SHRUBS, AND HALF SHRUBS 
Juniperus utahensis (Engelm.) 
1920. 
Lemmon. 
Tulv id. 
2 . IO 
2 K . 2 
0.2 
Artemisia tridentata Nutt. 
J “V ■‘■T- 
July 12 
2.62 
•*0 • 0 
31*4 
O.0243 
O.OO93 
4.4 
Atriplex canescens (Pursh) Nutt. 
...do. 
3-25 
39 -o 
.0512 
•0157 
July 14 
2.49 
29.9 
•0397 
•0159 
7-4 
Average. 
2.87 
34-5 
•0454 
.0158 
7-4 
Chrysothamnus sp. 
July 12 
1*51 
18.1 
.0230 
•0153 
2.9 
Do. 
...do. 
1. 71 
20. t; 
. 0222 
.0121 
2.1 
Chrysothamnus lanceolatus Nutt.. 
...do. 
I.6l 
19.4 
.0261 
.0162 
4*7 
Ribes aureum Pursh. 
...do. 
I. 6l 
IQ. 4 . 
.0160 
.OIO< 
2 • 5 
Symphoricarpos oreophilus A. Gray. 
.. .do..... 
2.07 
y "r 
24.9 
.0134 
.0065 
0.8 
Kochia vestita S. Wats. 
.. .do. 
2.53 
30-4 
.0449 
.0179 
3*8 
HERBS 
O 
Argemone hispida A. Gray . 
I.09 
I 3 - 1 
.0170 
.0156 
0-5 
Artemisia dracunculoides Pursh . 
.. .do . 
I.27 
I 5-3 
.0168 
.0132 
2.2 
Coleosanthus linifolius (D. C. Eat.) 
Kuntze. 
.. .do. .... 
I.64 
IQ. 7 
.0282 
.0172 
4 * 7 
Marrubium vulgare L. 
.. .do . 
1.72 
7 / 
20 . 7 
O 
.0277 
/ 0 
.0160 
4.4 
Mentzelia acuminata (Rydb.) . 
.. .do . 
I.29 
15*5 
/ / 
.0204 
.0158 
i -7 
Verbascum thapsus L. 
.. .do . 
1.20 
14.4 
.0191 
.0159 
2-5 
Verbena bracteosa Michx . 
1.30 
15.6 
.0202 
.0156 
3-3 
THE SAGEBRUSH ASSOCIATION OF THE ALLUVIAL FANS 
The constants for the species of this association appear in Table IV. 
Table IV. — Physicochemical constants for species of the sagebrush association of the 
alluvial fans 
Growth form and species. 
Date. 
Freezing 
point 
depres¬ 
sion, 
A. 
Atmo¬ 
spheres 
osmotic 
concen¬ 
tration, 
P. 
Specific 
electrical 
conduc¬ 
tivity, 
K. 
Ratio, 
conduc¬ 
tivity to 
depres¬ 
sion, 
K/A. 
Chlo- 
rids 
per 
liter, 
Cl. 
SHRUBS AND HALF SHRUBS 
Juniperus utahensis (Engelm.) 
Lemmon. 
1920. 
June 7 
I.74 
20.9 
0.0097 
0.0056 
0.6 
Artemisia tridentata Nutt. 
June 5 
June 7 
1.38 
1.56 
16.6 
18.8 
.0208 
.0190 
.0151 
.0122 
2 . L 
June 9 
1-45 
17-4 
.0199 
.OI38 
2.2 
June 15 
1.69 
20.3 
.0222 
.0131 
2.9 
July 16 
2.50 
30.0 
.0210 
.0084 
3-6 
Average. 
I.72 
20.6 
.0206 
.0125 
2.7 
