July is, 1914 
Influence of Host on Puccinia 
3ii 
Table III .—Teliosporic culture data for Puccinia ellisiana, P. ellisiana from 
Pentstemon, and P. andropogonis —Continued 
puccinia andropogonis— continued 
Species inoculated. 
JEcial ancestral 
host. 
Source of 
inoculation 
material. 
Date of 
inocula¬ 
tion. 
Degree of 
infection. 
Pycnia. 
A-Jcia. 
Pentstemon tubi- 
florus. 
Do . 
Pentstemon lae¬ 
vigatus. 
Queen . 
1914. 
May 1 
May 8 
May 16 
May 1 
No infection . 
1914. 
1914. 
__ do... 
Do . 
Viola papilionacea. . 
. do . 
May 10 
May 22 
Do..' . 
Do . 
May 8 
May 16 
May 8 
... do. 
May 20 
May 30 
Do . 
Viola palmata. 
May 20 
May 29 
Viola triloba . 
No infection. 
Do . 
. do . 
May 16 
May 8 
May 16 
_do . 
Viola hirsutula . 
.do.. 
Viola sororia . 
_do . 
Viola fimbriatula - - 
_do „ 
Viola sagittata . 
May 1 
May 8 
May 16 
May 1 
.. .do . 
_.do. 
Viola tricolor . 
.do. 
■ 
Do . 
Pentstemon laevi¬ 
gatus. 
Viola papilionacea. . 
Greenhouse . 
May 9 
May 22 
No infection. 
Do . 
.. do_ 
May 9 
May 22 
CULTURE) DATA FOR ^CIAL INOCULATIONS MADE) IN 1914 ON 
GRAMINACEOUS HOSTS 1 
Table IV .—ALcial inoculations with Puccinia ellisiana , P. ellisiana from Pentstemon , 
and P. andropogonis 
PUCCINIA ELLISIANA 
Species inoculated. 
Avcial ancestral host. 
Date of 
inocula¬ 
tion. 
Degree of infection. 
Uredi- 
nia. 
Andropogon virginicus. 
fVioIa sagittata, 1913. 
1914. 
>May 22 
jMay 25 
jMay 8 
j-.do. 
Good 
1914. 
June 4 
[june 12 
Tin 
\Viola sororia, 1914. 
(Viola sagittata, 1913. 
|Leaves old, but infec- 
\Viola sagittata, 1914. 
\ tion good. 
Vigorous 
Do. 
(Viola sagittata, 1913. 
) 
May 25 
Do. 
Do. 
VViola sagittata, 1914. 
Viola sagittata, 1913. 
Pair 
Viola tricolor (pansy ), 1914... 
Viola sagittata, 1912. 
Do. 
Viola sagittata, 1913. 
May 21 
Vigorous 
June 1 
Pentstemon laevigatus, 1914.. 
Viola sagittata, 1912. 
Do. 
Viola sagittata, 1913. 
May 22 
_do 
Do. 
Pentstemon laevigatus, 1914.. 
Viola sagittata, 1912. 
Do. 
Viola sagittata, 1913. 
May 25 
^ ^ do 
June 3 
Pentstemon laevigatus, 1914.. 
PUCCINIA ELLISIANA FROM PENTSTEMON 
Andropogon virginicus 
Do. 
Do. 
Do. 
{ Viola sagittata, 1912. 
Pentstemon laevigatus, 1913-. j 
Viola tricolor (pansy), 1914... 
{ Viola sagitatta, 1912. 
Pentstemon laevigatus, 1913.. 
Pentstemon laevigatus, 1914.. 
{ Viola sagittata, 1912. 
Pentstemon laevigatus, 1913.. 
Viola tricolor (pansy), 1914... 
( Viola sagittata, 1912. 
Pentstemon laevigatus, 1913.. 
Viola palmata, 1914. 
May 12 
Poor. 
May 22 
May 22 
Vigorous. 
June 1 
May 25 
Fair. 
June 10 
•June 1 
.do. 
June 12 
1 All the inoculations here recorded were made with pedigreed material grown under control conditions 
m the greenhouses of the Department of Agriculture, at Washington, D. C. 
