Published in Psyche: A Journal of Entomology, in 1985, in volume 92, issue 2-3, pages 309-329
Created: 2016-06-19, modified: 2016-06-19![](https://www.biodiversitylibrary.org/pagethumb/1490948,60,60)
Published in Biol Bull, in 1994, in volume 187, pages 373-384
Created: 2010-01-07, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/9603356,60,60)
Published in Österreichische Botanische Zeitschrift, in 1907, in volume 57, issue 7-8, pages 271-280
Created: 2017-10-18, modified: 2017-10-18![](https://www.biodiversitylibrary.org/pagethumb/9603413,60,60)
Published in Österreichische Botanische Zeitschrift, in 1907, in volume 57, issue 9, pages 328-338
Created: 2017-10-18, modified: 2017-10-18![](https://www.biodiversitylibrary.org/pagethumb/47857110,60,60)
Published in Madroño, in 1968, in volume 19, issue 7, pages 281-283
Created: 2016-02-15, modified: 2016-07-07![](https://www.biodiversitylibrary.org/pagethumb/29400247,60,60)
Published in Botanical Gazette, in 1893, in volume 18, issue 3, pages 107-109
Created: 2017-03-14, modified: 2017-03-14![](https://www.biodiversitylibrary.org/pagethumb/53446564,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-5
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446432,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1850, pages 1-8
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446440,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1850, pages 1-5
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446445,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1850, pages 1-4
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446575,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-6
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446581,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-6
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446587,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-6
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446593,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-6
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446599,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-3
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446602,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-8
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446610,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446620,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-9
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446629,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-12
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446641,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-6
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446647,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-3
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446650,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-8
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446658,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-6
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446664,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-6
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446670,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-3
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446673,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-3
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446676,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-6
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446682,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-8
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446690,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-3
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446693,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-5
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446704,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-5
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446709,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-5
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446714,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-5
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446719,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-3
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446722,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-3
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446554,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-5
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446559,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-5
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446544,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1850, pages 1-5
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446549,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-5
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446569,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1851, pages 1-6
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446485,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1850, pages 1-9
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446494,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1850, pages 1-4
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446498,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1850, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446526,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1850, pages 1-2
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446528,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1850, pages 1-4
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446532,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1850, pages 1-3
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446501,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1850, pages 1-5
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446506,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1850, pages 1-5
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446511,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1850, pages 1-6
Created: 2017-06-24, modified: 2017-06-24![](https://www.biodiversitylibrary.org/pagethumb/53446464,60,60)
Published in Asa Gray correspondence : travel correspondence of Asa and Jane Gray, 1838-1869, in 1850, pages 1-9
Created: 2017-06-24, modified: 2017-06-24