Published in The Wilson Bulletin, in 1944, in volume 56, issue 3, pages 169
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Published in Jour Washington Acad Sci, in 1936, in volume 26, pages 66-70
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Published in Proceedings of The Biological Society of Washington, in 1939, in volume 52, pages 177-183
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of The Biological Society of Washington, in 1938, in volume 51, pages 177-181
Created: 2011-07-31, modified: 2011-07-31
Published in Entomologist's Record London, in 1906, in volume 18, pages 193-195
Created: 2016-09-01, modified: 2016-09-01
Published in Proceedings of The Biological Society of Washington, in 1937, in volume 50, pages 87-91
Created: 2011-07-31, modified: 2011-07-31
Published in Rhodora, in 1930, in volume 32, issue 379, pages 133-136
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Published in The Auk, in 1902, in volume 19, pages 95-96
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Published in Proceedings of The Biological Society of Washington, in 1938, in volume 51, pages 1-6
Created: 2011-07-31, modified: 2011-07-31
Published in The Wilson Bulletin, in 1942, in volume 54, issue 2, pages 121-131
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Published in Rhodora, in 1940, in volume 42, issue 504, pages 524-525
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Published in Rhodora, in 1932, in volume 34, issue 399, pages 41-48
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Published in Rhodora, in 1917, in volume 19, issue 221, pages 92
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Published in Rhodora, in 1925, in volume 27, issue 317, pages 73-76
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Published in Rhodora, in 1934, in volume 36, issue 421, pages 1-7
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Published in Rhodora, in 1930, in volume 32, issue 381, pages 185-186
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Published in Rhodora, in 1928, in volume 30, issue 353, pages 105
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Published in Rhodora, in 1913, in volume 15, issue 178, pages 187-188
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Published in Rhodora, in 1914, in volume 16, issue 184, pages 77
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Published in Rhodora, in 1925, in volume 27, issue 324, pages 211-212
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Published in Rhodora, in 1934, in volume 36, issue 427, pages 261-264
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Published in Rhodora, in 1942, in volume 44, issue 526, pages 407
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Published in Madroño, in 1947, in volume 9, issue 1, pages 17-20
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Published in Kirtlandia, in 2007, in volume 56, pages 121-139
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Published in Copeia, in 1917, in volume 47, pages 76
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Published in Rhodora, in 1950, in volume 52, issue 621, pages 215-218
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Published in Rhodora, in 1950, in volume 52, issue 623, pages 279
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Published in Smithsonian miscellaneous collections, in 1934, in volume 91, issue 12, pages 1-6
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Published in Rhodora, in 1911, in volume 13, issue 148, pages 70
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Published in Rhodora, in 1908, in volume 10, issue 117, pages 164-167
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Published in Rhodora, in 1912, in volume 14, issue 168, pages 234-235
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Published in Rhodora, in 1918, in volume 20, issue 234, pages 115
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Published in Rhodora, in 1924, in volume 26, issue 309, pages 178-179
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Published in Rhodora, in 1914, in volume 16, issue 192, pages 213
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Published in Rhodora, in 1932, in volume 34, issue 402, pages 119-120
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Published in Botanical Gazette, in 1915, in volume 60, issue 6, pages 492-493
Created: 2017-03-14, modified: 2017-03-14
Published in The Wilson Bulletin, in 1936, in volume 48, issue 1, pages 11-13
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Published in The Great Basin Naturalist, in 1942, in volume 3, pages 51-53
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Published in Copeia, in 1915, in volume 25, pages 60-61
Created: 2013-03-07, modified: 2013-03-08
Published in Rhodora, in 1962, in volume 64, issue 759, pages 195-200
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Published in Rhodora, in 1921, in volume 23, issue 266, pages 47
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Published in Rhodora, in 1933, in volume 35, issue 415, pages 247-252
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Published in Botanical Gazette, in 1918, in volume 65, issue 2, pages 186-190
Created: 2017-03-14, modified: 2017-03-14
Published in Madroño, in 1939, in volume 5, issue 3, pages 103-104
Created: 2016-02-15, modified: 2016-07-07
Published in Madroño, in 1959, in volume 15, issue 3, pages 79-81
Created: 2016-02-15, modified: 2016-07-07
Published in Torreya, in 1942, in volume 42, issue 6, pages 181-190
Created: 2022-12-12, modified: 2022-12-12
Published in Journal of The Arnold Arboretum, in 1933, in volume 14, issue 1, pages 1-52
Created: 2016-07-07, modified: 2016-07-07
Published in Rhodora, in 1912, in volume 14, issue 157, pages 18-22
Created: 2016-07-19, modified: 2016-07-19
Published in Rhodora, in 1926, in volume 28, issue 325, pages 18-19
Created: 2016-07-19, modified: 2016-07-19
Published in Rhodora, in 1923, in volume 25, issue 300, pages 220-221
Created: 2016-07-19, modified: 2016-07-19