R. Tryon
发表
R. Holttum,
R. Tryon,
A. Tryon,
1982
.
R. Tryon,
1985
.
R. Tryon,
1941,
Contributions from the Gray Herbarium of Harvard University.
R. Tryon,
1929
.
R. Tryon,
1989
.
R. Tryon,
1951
.
R. Tryon,
1986,
The Botanical Review.
R. Tryon,
R. Stolze,
1990
.
R. Tryon,
1972
.
R. Tryon,
1970
.
R. Tryon,
C. Morton,
1971,
Contributions from the Gray Herbarium of Harvard University.
R. Tryon,
B. Bohm,
1967
.
R. Tryon,
A. Tryon,
E. Hennipman,
1982
.
R. Tryon,
A. Huhtikangas,
M. Lounasmaa,
1973
.
R. Tryon,
A. Tryon,
H. Iltis,
1983
.
R. Tryon,
1960,
Contributions from the Gray Herbarium of Harvard University.
R. Tryon,
1940
.
R. Tryon,
1955
.
R. Tryon,
1960
.
R. Tryon,
A. Tryon,
1982
.
R. Tryon,
1969
.
R. Tryon,
G. Vitale,
1977
.
R. Tryon,
D. Barrington,
H. Churchill,
1998
.
R. Tryon,
G. Gastony,
1976
.
R. Tryon,
D. S. Correll,
1965
.
R. Tryon,
2008,
Brittonia.
R. Tryon,
2016
.
R. Tryon,
1980
.
R. Tryon,
A. Tryon,
1974
.
R. Tryon,
F. Butters,
1948
.
R. Tryon,
1942
.
R. Tryon,
1948
.
R. Tryon,
1939
.
R. Tryon,
D. Conant,
1975
.
R. Tryon,
K. Kramer,
1990
.
R. Tryon,
D. Lellinger,
R. Stolze,
1991
.
R. Tryon,
1962
.
R. Tryon,
1935
.
R. Holttum,
R. Tryon,
1977
.
R. Tryon,
1976,
Contributions from the Gray Herbarium of Harvard University.
R. Tryon,
1929,
The School Review.
W. S. Gray,
F. Freeman,
F. S. Breed,
1939,
The Elementary School Journal.
R. Tryon,
A. Tryon,
2016
.
R. Tryon,
1986
.
R. Tryon,
1962,
Contributions from the Gray Herbarium of Harvard University.
R. Tryon,
C. Weatherby,
1956,
Contributions from the Gray Herbarium of Harvard University.
R. L. Lyman,
W. S. Gray,
F. Freeman,
1935,
The Elementary School Journal.
R. L. Lyman,
W. S. Gray,
F. Freeman,
1933,
The Elementary School Journal.
R. L. Lyman,
W. S. Gray,
F. Freeman,
1934,
The Elementary School Journal.
R. L. Lyman,
W. S. Gray,
F. Freeman,
1937,
The Elementary School Journal.
R. Tryon,
A. Tryon,
R. Riba,
1973
.
R. Tryon,
1938,
The School Review.
W. S. Gray,
F. Freeman,
F. S. Breed,
1938,
The Elementary School Journal.