Published in Biol Bull, in 1957, in volume 112, pages 276-287
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/47992664,60,60)
Published in Madroño, in 1943, in volume 7, issue 3, pages 91-93
Created: 2016-02-15, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/603547,60,60)
Published in Rhodora, in 1934, in volume 36, issue 422, pages 58-59
Created: 2016-07-19, modified: 2016-07-19![](https://www.biodiversitylibrary.org/pagethumb/47827607,60,60)
Published in Madroño, in 1961, in volume 16, issue 3, pages 102-103
Created: 2016-02-15, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/54298084,60,60)
Published in Pacific Science, in 1963, in volume 17, issue 2, pages 145-170
Created: 2017-09-10, modified: 2017-09-10![](https://www.biodiversitylibrary.org/pagethumb/15107989,60,60)
Published in Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft, in 1913, in volume 45, pages 26-32
Created: 2016-09-15, modified: 2016-09-15![](https://www.biodiversitylibrary.org/pagethumb/47828796,60,60)
Published in Madroño, in 1981, in volume 28, issue 3, pages 133-135
Created: 2016-02-15, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/7160516,60,60)
Published in Archiv für Naturgeschichte, in 1862, in volume 28, pages 64
Created: 2011-05-25, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/3182178,60,60)
Published in Proceedings of the California Academy of Sciences, in 1946, in volume 25, pages 469-478
Created: 2011-06-28, modified: 2011-06-28![](https://www.biodiversitylibrary.org/pagethumb/54286432,60,60)
Published in Pacific Science, in 1960, in volume 14, issue 2, pages 181-184
Created: 2017-09-10, modified: 2017-09-10![](https://www.biodiversitylibrary.org/pagethumb/47944319,60,60)
Published in Madroño, in 1993, in volume 40, issue 1, pages 66-67
Created: 2016-02-15, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/9268301,60,60)
Published in Entomologische Zeitung Stettin, in 1889, in volume 50, pages 343-346
Created: 2016-11-22, modified: 2016-11-22![](https://www.biodiversitylibrary.org/pagethumb/3269010,60,60)
Published in Novitates Zoologicae, in 1902, in volume 9, pages 446-448
Created: 2011-05-25, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/633087,60,60)
Published in Rhodora, in 1967, in volume 69, issue 780, pages 457-459
Created: 2014-06-16, modified: 2016-07-26![](https://www.biodiversitylibrary.org/pagethumb/52156095,60,60)
Published in The Wilson Bulletin, in 1934, in volume 46, issue 4, pages 240-242
Created: 2016-12-04, modified: 2016-12-04![](https://www.biodiversitylibrary.org/pagethumb/52991665,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1874, pages 1
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52045147,60,60)
Published in The Wilson Bulletin, in 1923, in volume 35, issue 1, pages 26-34
Created: 2016-11-27, modified: 2016-11-27![](https://www.biodiversitylibrary.org/pagethumb/606666,60,60)
Published in Rhodora, in 1939, in volume 41, issue 485, pages 190-192
Created: 2014-06-16, modified: 2016-07-26![](https://www.biodiversitylibrary.org/pagethumb/33765779,60,60)
Published in Zeitschrift Für Systematische Hymenopterologie Und Dipterologie, in 1906, in volume 6, pages 209-216
Created: 2015-04-08, modified: 2015-04-08![](https://www.biodiversitylibrary.org/pagethumb/33765871,60,60)
Published in Zeitschrift Für Systematische Hymenopterologie Und Dipterologie, in 1906, in volume 6, pages 297-304
Created: 2015-04-08, modified: 2015-04-08![](https://www.biodiversitylibrary.org/pagethumb/12637514,60,60)
Published in Zeitschrift Für Systematische Hymenopterologie Und Dipterologie, in 1907, in volume 7, pages 25-32
Created: 2015-04-08, modified: 2015-04-08![](https://www.biodiversitylibrary.org/pagethumb/12637671,60,60)
Published in Zeitschrift Für Systematische Hymenopterologie Und Dipterologie, in 1907, in volume 7, pages 155-160
Created: 2015-04-08, modified: 2015-04-08![](https://www.biodiversitylibrary.org/pagethumb/8369714,60,60)
Published in Journal of The Arnold Arboretum, in 1939, in volume 20, issue 1, pages 116-136
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/52045162,60,60)
Published in The Wilson Bulletin, in 1923, in volume 35, issue 1, pages 41-43
Created: 2016-11-27, modified: 2016-11-27![](https://www.biodiversitylibrary.org/pagethumb/53210869,60,60)
Published in Asa Gray correspondence. Senders K, 1842-1891 (inclusive), in 1864, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53210875,60,60)
Published in Asa Gray correspondence. Senders K, 1842-1891 (inclusive), in 1872, pages 1-3
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53210878,60,60)
Published in Asa Gray correspondence. Senders K, 1842-1891 (inclusive), in 1872, pages 1-3
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53210881,60,60)
Published in Asa Gray correspondence. Senders K, 1842-1891 (inclusive), in 1872, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53210889,60,60)
Published in Asa Gray correspondence. Senders K, 1842-1891 (inclusive), in 1872, pages 1
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53210890,60,60)
Published in Asa Gray correspondence. Senders K, 1842-1891 (inclusive), in 1873, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53210892,60,60)
Published in Asa Gray correspondence. Senders K, 1842-1891 (inclusive), in 1873, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53210886,60,60)
Published in Asa Gray correspondence. Senders K, 1842-1891 (inclusive), in 1872, pages 1-3
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53210871,60,60)
Published in Asa Gray correspondence. Senders K, 1842-1891 (inclusive), in 1868, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53210873,60,60)
Published in Asa Gray correspondence. Senders K, 1842-1891 (inclusive), in 1872, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53059420,60,60)
Published in Asa Gray correspondence. Senders Co-Cu, 1826-1891 (inclusive), in 1873, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/29953423,60,60)
Published in Botanical Gazette, in 1896, in volume 21, issue 5, pages 283-289
Created: 2017-03-14, modified: 2017-03-14![](https://www.biodiversitylibrary.org/pagethumb/29099929,60,60)
Published in Proc. Zool. Soc. London, in 1876, in volume 1876, pages 678-679
Created: 2010-10-15, modified: 2011-09-12![](https://www.biodiversitylibrary.org/pagethumb/22249677,60,60)
Published in Annals and Magazine of Natural History, in 1864, in volume 14, pages 227-232
Created: 2011-05-07, modified: 2011-09-21![](https://www.biodiversitylibrary.org/pagethumb/20051929,60,60)
Published in Annals and Magazine of Natural History, in 1861, in volume 7, pages 490-491
Created: 2011-05-07, modified: 2011-09-21![](https://www.biodiversitylibrary.org/pagethumb/47013072,60,60)
in 1877, pages 1-96
Created: 2015-11-21, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/53210894,60,60)
Published in Asa Gray correspondence. Senders K, 1842-1891 (inclusive), in 1877, pages 1-4
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53112340,60,60)
Published in Asa Gray correspondence. Senders Ga-Go, 1835-1891 (inclusive), in 1886, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53210883,60,60)
Published in Asa Gray correspondence. Senders K, 1842-1891 (inclusive), in 1872, pages 1-3
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52151961,60,60)
Published in The Wilson Bulletin, in 1949, in volume 61, issue 2, pages 115-116
Created: 2016-12-04, modified: 2016-12-04![](https://www.biodiversitylibrary.org/pagethumb/32130365,60,60)
Published in Torreya, in 1917, in volume 17, issue 4, pages 55-58
Created: 2022-12-14, modified: 2022-12-14![](https://www.biodiversitylibrary.org/pagethumb/54363173,60,60)
Published in Pacific Science, in 1966, in volume 20, issue 4, pages 461-471
Created: 2017-09-17, modified: 2017-09-17![](https://www.biodiversitylibrary.org/pagethumb/8373447,60,60)
Published in Journal of The Arnold Arboretum, in 1942, in volume 23, issue 1, pages 103-109
Created: 2016-07-07, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/53059422,60,60)
Published in Asa Gray correspondence. Senders Co-Cu, 1826-1891 (inclusive), in 1881, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53059425,60,60)
Published in Asa Gray correspondence. Senders Co-Cu, 1826-1891 (inclusive), in 1890, pages 1
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53059424,60,60)
Published in Asa Gray correspondence. Senders Co-Cu, 1826-1891 (inclusive), in 1881, pages 1
Created: 2017-06-24, modified: 2017-06-24