Published in Biol Bull, in 1962, in volume 123, pages 53-57

Created: 2010-01-06, modified: 2011-06-21

Published in Biol Bull, in 1980, in volume 159, pages 102-116

Created: 2010-01-06, modified: 2011-06-21

Published in Biol Bull, in 1974, in volume 147, pages 507-521

Created: 2010-01-06, modified: 2011-06-21

Published in Biol Bull, in 1965, in volume 129, pages 72-78

Created: 2010-01-06, modified: 2011-06-21

Published in Journal of The Arnold Arboretum, in 1983, in volume 64, issue 3, pages 475-481

Created: 2016-07-07, modified: 2025-12-17

Published in Biol Bull, in 1974, in volume 147, pages 522-534

Created: 2010-01-06, modified: 2011-06-21

Published in Journal of The Arnold Arboretum, in 1961, in volume 42, issue 4, pages 437-441

Created: 2016-07-07, modified: 2025-12-17

Published in Journal of The Arnold Arboretum, in 1946, in volume 27, issue 3, pages 275-288

Created: 2016-07-07, modified: 2025-12-17

Published in Journal of The Arnold Arboretum, in 1949, in volume 30, issue 4, pages 345-347

Created: 2016-07-07, modified: 2025-12-17

Published in Madroño, in 2018, in volume 65, issue 2, pages 67

Created: 2024-06-16, modified: 2024-06-16

Published in Journal of The Arnold Arboretum, in 1947, in volume 28, issue 1, pages 141-143

Created: 2016-07-07, modified: 2025-12-17

Published in Zoologica, in 1938, in volume 23, issue 2, pages 31-53

Created: 2016-11-07, modified: 2025-12-17

Published in Journal of The Arnold Arboretum, in 1965, in volume 46, issue 3, pages 308-323

Created: 2016-07-07, modified: 2025-12-17

Published in Journal of The Arnold Arboretum, in 1948, in volume 29, issue 4, pages 321-392

Created: 2016-07-07, modified: 2025-12-17

in 1890, pages 1

Created: 2017-06-24, modified: 2017-06-24

in 1891, pages 1

Created: 2017-06-24, modified: 2017-06-24

in 1891, pages 1

Created: 2017-06-24, modified: 2017-06-24

in 1891, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

in 1891, pages 1

Created: 2017-06-24, modified: 2017-06-24

in 1891, pages 1

Created: 2017-06-24, modified: 2017-06-24

in 1891, pages 1

Created: 2017-06-24, modified: 2017-06-24

Published in Journal of The Arnold Arboretum, in 1982, in volume 63, issue 2, pages 173-185

Created: 2017-11-11, modified: 2025-12-17

Published in Journal of The Arnold Arboretum, in 1921, in volume 2, issue 4, pages 236-239

Created: 2016-07-07, modified: 2025-12-17

Published in Journal of The Arnold Arboretum, in 1921, in volume 2, issue 3, pages 181-184

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Published in Journal of The Arnold Arboretum, in 1937, in volume 18, issue 2, pages 183-184

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Published in Journal of The Arnold Arboretum, in 1937, in volume 18, issue 3, pages 258-260

Created: 2016-07-07, modified: 2025-12-17

in 1892, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Published in Journal of The Arnold Arboretum, in 1977, in volume 58, issue 3, pages 257-279

Created: 2016-07-07, modified: 2025-12-17

Published in Journal of The Arnold Arboretum, in 1951, in volume 32, issue 1, pages 67-72

Created: 2016-07-07, modified: 2025-12-17

Published in Asa Gray correspondence. Senders Be-Bo, in 1853, pages 1-2

Created: 2017-03-12, modified: 2017-06-09

Published in Asa Gray correspondence. Senders Be-Bo, in 1858, pages 1-2

Created: 2017-03-12, modified: 2017-06-09

Published in Asa Gray correspondence. Senders Be-Bo, in 1868, pages 1

Created: 2017-03-12, modified: 2017-06-09

Published in Biol Bull, in 1974, in volume 146, pages 176-185

Created: 2010-01-06, modified: 2011-06-21

Published in Journal of the Arnold Arboretum, in 1973, in volume 54, pages 471-473

Created: 2011-01-26, modified: 2023-02-16

Published in Journal of The Arnold Arboretum, in 1949, in volume 30, issue 2, pages 139-165

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Published in Journal of The Arnold Arboretum, in 1967, in volume 48, issue 1, pages 89-100

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Published in Journal of The Arnold Arboretum, in 1939, in volume 20, issue 2, pages 234-240

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Published in Journal of The Arnold Arboretum, in 1930, in volume 11, issue 2, pages 131-133

Created: 2016-07-07, modified: 2025-12-17

Published in Journal of the Arnold Arboretum, in 1931, in volume 12, pages 49-59

Created: 2011-01-26, modified: 2023-02-16

Published in Journal of the Arnold Arboretum, in 1946, in volume 27, pages 386-394

Created: 2011-01-26, modified: 2023-02-16

Published in Journal of the Arnold Arboretum, in 1971, in volume 52, pages 523-585

Created: 2011-01-26, modified: 2023-02-16

Published in Journal of The Arnold Arboretum, in 1943, in volume 24, issue 1, pages 90-98

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Published in Journal of The Arnold Arboretum, in 1941, in volume 22, issue 1, pages 110-124

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Published in Journal of The Arnold Arboretum, in 1939, in volume 20, issue 2, pages 241-244

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Published in Journal of The Arnold Arboretum, in 1945, in volume 26, issue 2, pages 212-213

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Published in Journal of The Arnold Arboretum, in 1975, in volume 56, issue 1, pages 126-163

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Published in Journal of the Arnold Arboretum, in 1940, in volume 21, pages 67-75

Created: 2011-01-26, modified: 2025-12-17

Published in Journal of The Arnold Arboretum, in 1937, in volume 18, issue 1, pages 1-25

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Published in Journal of The Arnold Arboretum, in 1941, in volume 22, issue 2, pages 145-170

Created: 2016-07-07, modified: 2025-12-17

Published in Torreya, in 1928, in volume 28, issue 5, pages 94-95

Created: 2022-12-14, modified: 2022-12-14