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Published in Michael Schuck Bebb letters to Asa Gray, 1859-1983, in 1886, pages 1-3

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Published in Michael Schuck Bebb letters to Asa Gray, 1859-1973, in 1886, pages 1-2

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Published in Madroño, in 1978, in volume 25, issue 3, pages 160-169

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Published in Carnivorous plant newsletter, in 1995, in volume 24, issue 1, pages 20-21

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Published in Michael Schuck Bebb letters to Asa Gray, 1859-2125, pages 1-2

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Published in Michael Schuck Bebb letters to Asa Gray, 1859-2021, pages 1-5

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Published in Michael Schuck Bebb letters to Asa Gray, 1859-2080, in 1890, pages 1-2

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