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Published in Journal of The Botanical Research Institute of Texas, in 2010, in volume 4, issue 2, pages 581-585
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Published in Pan-Pacific Entomologist, in 1989, in volume 65, issue 3, pages 322-347
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Published in Journal of The Botanical Research Institute of Texas, in 2012, in volume 6, issue 1, pages 303-307
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Published in Asa Gray correspondence. Senders A, in 1878, pages 1-2
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Published in Asa Gray correspondence. Senders A, in 1877, pages 1-2
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Published in Asa Gray correspondence. Senders A, in 1876, pages 1-2
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Published in Asa Gray correspondence. Senders A, in 1875, pages 1-2
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Published in Asa Gray correspondence. Senders A, in 1876, pages 1-2
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Published in Madroño, in 1991, in volume 38, issue 3, pages 206-207
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Published in Asa Gray correspondence. Senders A, in 1881, pages 1-2
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Published in Asa Gray correspondence. Senders A, in 1881, pages 1-2
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Published in Asa Gray correspondence. Senders A, in 1882, pages 1-2
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Published in Asa Gray correspondence. Senders A, in 1878, pages 1-2
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Published in Asa Gray correspondence. Senders A, in 1878, pages 1-2
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Published in Asa Gray correspondence. Senders A, in 1878, pages 1-2
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Published in Asa Gray correspondence. Senders A, in 1878, pages 1-2
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Published in Asa Gray correspondence. Senders A, in 1876, pages 1-2
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Published in Asa Gray correspondence. Senders A, in 1876, pages 1-2
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Published in Asa Gray correspondence. Senders A, in 1875, pages 1-2
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Ajo Peak to Tinajas Altas: A flora of southwestern Arizona: Part 3: Ferns, lycopods, and gymnosperms
Published in Phytoneuron, in 2013, in volume 2013-37, pages 1-46
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Published in Sida, Contributions To Botany, in 2002, in volume 20, issue 1, pages 339-347
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Published in Madroño, in 1934, in volume 2, issue 17, pages 157
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Published in Transactions of the San Diego Society of Natural History, in 1985, in volume 21, pages 23-55
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Published in Journal of The Botanical Research Institute of Texas, in 2012, in volume 6, issue 2, pages 529-550
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Published in Sida, Contributions To Botany, in 2005, in volume 21, issue 3, pages 1905-1908
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Published in Phytoneuron, in 2013, in volume 2013-48, pages 1-6
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Published in Transactions of The San Diego Society of Natural History, in 1982, in volume 20, pages 1-26
Created: 2011-06-10, modified: 2023-02-16