Published in Biol Bull, in 1942, in volume 82, pages 413-422
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/28545850,60,60)
Published in Botanical Gazette, in 1887, in volume 12, issue 4, pages 83-85
Created: 2017-03-14, modified: 2017-03-14![](https://www.biodiversitylibrary.org/pagethumb/1560126,60,60)
Published in Biol Bull, in 1955, in volume 109, pages 75-81
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/47926152,60,60)
Published in Asa Gray correspondence. Senders Be-Bo, in 1896, pages 1
Created: 2017-03-12, modified: 2017-06-09![](https://www.biodiversitylibrary.org/pagethumb/47926153,60,60)
Published in Asa Gray correspondence. Senders Be-Bo, in 1896, pages 1-2
Created: 2017-03-12, modified: 2017-06-09![](https://www.biodiversitylibrary.org/pagethumb/53216599,60,60)
Published in Asa Gray correspondence. Senders J, 1844-1891 (inclusive), in 1863, pages 1-4
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53216605,60,60)
Published in Asa Gray correspondence. Senders J, 1844-1891 (inclusive), in 1863, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53216607,60,60)
Published in Asa Gray correspondence. Senders J, 1844-1891 (inclusive), in 1863, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53216609,60,60)
Published in Asa Gray correspondence. Senders J, 1844-1891 (inclusive), in 1864, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53216611,60,60)
Published in Asa Gray correspondence. Senders J, 1844-1891 (inclusive), in 1865, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53216613,60,60)
Published in Asa Gray correspondence. Senders J, 1844-1891 (inclusive), in 1865, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53216617,60,60)
Published in Asa Gray correspondence. Senders J, 1844-1891 (inclusive), in 1882, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53216619,60,60)
Published in Asa Gray correspondence. Senders J, 1844-1891 (inclusive), in 1882, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53216621,60,60)
Published in Asa Gray correspondence. Senders J, 1844-1891 (inclusive), in 1882, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53216623,60,60)
Published in Asa Gray correspondence. Senders J, 1844-1891 (inclusive), in 1882, pages 1
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53216624,60,60)
Published in Asa Gray correspondence. Senders J, 1844-1891 (inclusive), in 1882, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53216626,60,60)
Published in Asa Gray correspondence. Senders J, 1844-1891 (inclusive), in 1883, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53216628,60,60)
Published in Asa Gray correspondence. Senders J, 1844-1891 (inclusive), in 1885, pages 1-4
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53216632,60,60)
Published in Asa Gray correspondence. Senders J, 1844-1891 (inclusive), in 1887, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991698,60,60)
Published in Asa Gray correspondence. Senders B-Ba, pages 1
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991699,60,60)
Published in Asa Gray correspondence. Senders B-Ba, pages 1
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53216603,60,60)
Published in Asa Gray correspondence. Senders J, 1844-1891 (inclusive), in 1863, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991692,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1883, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991694,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1884, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991696,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1884, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991674,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1874, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991676,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1874, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991678,60,60)
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/52991679,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1875, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991666,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1874, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991668,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1874, pages 1-4
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991684,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1881, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991686,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1881, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991688,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1882, pages 1-4
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991645,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1872, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991647,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1872, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991649,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1873, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991651,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1873, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991653,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1873, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991655,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1873, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991681,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1875, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991683,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1881, pages 1
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991657,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1873, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991659,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1873, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991661,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1873, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991663,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1873, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991672,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1874, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991610,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1871, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991612,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1871, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/52991614,60,60)
Published in Asa Gray correspondence. Senders B-Ba, in 1872, pages 1-4
Created: 2017-06-24, modified: 2017-06-24