-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: Torreya
Volume: 42
Series:
Issue: 6
Date: 1942
Page Range: 174--176
Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
Subjects:
-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: Rhodora
Volume: 51
Series:
Issue:
Date: 1949
Page Range: 33--34
Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]
Subjects:
-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: Torreya
Volume: 39
Series:
Issue: 5
Date: 1939
Page Range: 125--133
Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
Subjects:
-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: Torreya
Volume: 45
Series:
Issue: 3
Date: 1945
Page Range: 65--67
Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
Subjects:
-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: Memoirs of the Torrey Botanical Club
Volume: 19
Series:
Issue: 2
Date: 1938
Page Range: 1-177
Publication Info: Durham, N.C, Published for the Club by the Seeman Printery, 1889-
Subjects:
-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: Rhodora
Volume: 49
Series:
Issue:
Date: 1947
Page Range: 233--236
Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]
Subjects:
-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: Rhodora
Volume: 39
Series:
Issue:
Date: 1937
Page Range: 432--432
Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]
Subjects:
-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: Rhodora
Volume: 39
Series:
Issue:
Date: 1937
Page Range: 57--60
Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]
Subjects:
-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: Rhodora
Volume: 39
Series:
Issue:
Date: 1937
Page Range: 188--190
Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]
Subjects:
-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: Rhodora
Volume: 46
Series:
Issue:
Date: 1944
Page Range: 281--281
Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]
Subjects:
-
By: Edwards, J L - Clausen, Robert T. (Robert Theodore),
Type: Article
In: Torreya
Volume: 35
Series:
Issue: 1
Date: 1935
Page Range: 5--6
Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
Subjects:
-
By: Muenscher, W C - Clausen, Robert T. (Robert Theodore),
Type: Article
In: Rhodora
Volume: 36
Series:
Issue:
Date: 1934
Page Range: 405--7
Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]
Subjects:
-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: Rhodora
Volume: 41
Series:
Issue:
Date: 1939
Page Range: 254--256
Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]
Subjects:
-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: Rhodora
Volume: 43
Series:
Issue:
Date: 1941
Page Range: 157--167
Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]
Subjects:
-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: American fern journal
Volume: 38
Series:
Issue: 4
Date: 1948
Page Range: 176--176
Publication Info: [Washington, etc.] American Fern Society
Subjects:
-
By: Clausen, Robert T. (Robert Theodore), - Wahl, Herbert A
Type: Article
In: Rhodora
Volume: 41
Series:
Issue:
Date: 1939
Page Range: 28--34
Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]
Subjects:
-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: Rhodora
Volume: 42
Series:
Issue:
Date: 1940
Page Range: 201--202
Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]
Subjects:
-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: Rhodora
Volume: 39
Series:
Issue:
Date: 1937
Page Range: 29--31
Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]
Subjects:
-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: Rhodora
Volume: 45
Series:
Issue:
Date: 1943
Page Range: 220--221
Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]
Subjects:
-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: Rhodora
Volume: 41
Series:
Issue:
Date: 1939
Page Range: 575--584
Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]
Subjects:
-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: Rhodora
Volume: 53
Series:
Issue:
Date: 1951
Page Range: 109--111
Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]
Subjects:
-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: Torreya
Volume: 39
Series:
Issue: 1
Date: 1939
Page Range: 1--9
Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
Subjects:
-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: Rhodora
Volume: 38
Series:
Issue:
Date: 1936
Page Range: 333--345
Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]
Subjects:
-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: Rhodora
Volume: 54
Series:
Issue:
Date: 1952
Page Range: 42--45
Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]
Subjects:
-
By: Clausen, Robert T. (Robert Theodore), - Uhl, Charles Harrison,
Type: Article
In: Madroño; a West American journal of botany
Volume: 7
Series:
Issue:
Date: 1944
Page Range: 161--180
Publication Info: Berkeley California Botanical Society
Subjects:
-
By: Clausen, Robert T. (Robert Theodore),
Type: Article
In: Torreya
Volume: 41
Series:
Issue: 5
Date: 1941
Page Range: 161--162
Publication Info: Burlington, Vt, Torrey Botanical Club, 1901-1945
Subjects: