A. Ruthven
发表
Michigan.,
M. M. Peet,
N. A. Wood,
1906,
Botanical Gazette.
A. Ruthven,
1920
.
A. Ruthven,
1908,
The American Naturalist.
A. Ruthven,
1909,
The American Naturalist.
A. Ruthven,
1933
.
A. Ruthven,
2022
.
A. Ruthven,
H. Gaige,
2022
.
A. Ruthven,
2010
.
A. Ruthven,
C. Thompson,
1913,
The American Naturalist.
A. Ruthven,
1907
.
A. Ruthven,
1915
.
A. Ruthven,
1913
.
A. Ruthven,
1915
.
A. Ruthven,
1915
.
A. Ruthven,
1921
.
A. Ruthven,
1912
.
A. Ruthven,
1912
.
A. Ruthven,
1912
.
A. Ruthven,
1907,
American Naturalist.
A. Ruthven,
1919
.
A. Ruthven,
H. Gaige,
1923
.