Published in Rhodora, in 1960, in volume 62, issue 741, pages 245-250

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Published in Zeitschrift für Säugetierkunde, in 1966, in volume 31, pages 52-56

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Published in Phytologia, in 1980, in volume 46, pages 341-343

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Published in Phytologia, in 1988, in volume 65, pages 155-157

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Published in Madroño, in 1988, in volume 35, issue 1, pages 6-9

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Published in Phytologia, in 1995, in volume 78, pages 417-427

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Published in Phytologia, in 1986, in volume 60, issue 6, pages 453-458

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Published in Madroño, in 1970, in volume 20, issue 5, pages 253

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Published in Phytologia, in 1989, in volume 67, pages 134-138

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Published in Madroño, in 1966, in volume 18, issue 6, pages 185-192

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Published in Phytologia, in 1985, in volume 57, pages 283-291

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Published in Madroño, in 1956, in volume 13, issue 8, pages 244-252

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Published in Madroño, in 1993, in volume 40, issue 4, pages 266-267

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Published in Rhodora, in 1951, in volume 53, pages 27-30

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Published in Phytologia, in 1980, in volume 47, issue 3, pages 221

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Published in Madroño, in 1976, in volume 23, issue 8, pages 434-438

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Published in Phytologia, in 1986, in volume 60, issue 2, pages 153-154

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Published in Phytologia, in 1986, in volume 60, pages 95-97

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Published in Phytologia, in 1994, in volume 77, pages 452-455

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Published in Rhodora, in 1951, in volume 53, issue 634, pages 246-247

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Published in Phytologia, in 1984, in volume 55, issue 4, pages 252

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Published in Journal of The Arnold Arboretum, in 1946, in volume 27, issue 3, pages 275-288

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Published in Phytologia, in 1991, in volume 71, pages 300-303

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1884, pages 1-2

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1885, pages 1-2

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1885, pages 1

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1884, pages 1-2

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1884, pages 1-2

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Published in Madroño, in 1989, in volume 36, issue 3, pages 187-197

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Published in Jour Washington Acad Sci, in 1951, in volume 41, pages 295-296

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Published in The Wilson Bulletin, in 1953, in volume 65, issue 1, pages 18-25

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Published in Madroño, in 1968, in volume 19, issue 5, pages 183-187

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Published in Phytologia, in 1988, in volume 64, pages 402-403

Created: 2011-01-26, modified: 2023-02-16

Published in Journal of the Arnold Arboretum, in 1948, in volume 29, pages 257-392

Created: 2011-01-26, modified: 2023-02-16

Published in Journal of The Arnold Arboretum, in 1948, in volume 29, issue 4, pages 321-392

Created: 2016-07-07, modified: 2016-07-07

Published in Phytologia, in 1987, in volume 62, pages 267-275

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Published in Asa Gray correspondence. Senders Be-Bo, pages 1

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Published in Palaeontology, in 1991, in volume 34, issue 1, pages 149-168

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Published in Phytologia, in 1985, in volume 56, issue 7, pages 500

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Published in Journal of The Washington Academy of Sciences, in 1949, in volume 39, issue 11, pages 363-367

Created: 2015-03-16, modified: 2015-03-16

Published in Journal of The Arnold Arboretum, in 1951, in volume 32, issue 1, pages 67-72

Created: 2016-07-07, modified: 2016-07-07

Published in The Wilson Bulletin, in 1951, in volume 63, issue 3, pages 149-156

Created: 2016-12-04, modified: 2016-12-04

Published in Nautilis, in 1937, in volume 50, pages 98-100

Created: 2013-09-28, modified: 2013-09-28

Published in Rhodora, in 1904, in volume 6, issue 70, pages 209-210

Created: 2016-07-19, modified: 2016-07-19

Published in The Wilson Bulletin, in 1934, in volume 46, issue 3, pages 169-196

Created: 2016-12-04, modified: 2016-12-04

Published in Veliger, in 1986, in volume 28, pages 444-447

Created: 2013-08-12, modified: 2013-08-12

Published in Phytologia, in 2007, in volume 89, issue 1, pages 1-7

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Published in Rhodora, in 1942, in volume 44, issue 519, pages 91-92

Created: 2014-06-16, modified: 2016-07-26

Published in Novon, in 1993, in volume 3, pages 22

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Published in Palaeontology, in 1958, in volume 1, issue 3, pages 245-253

Created: 2016-04-23, modified: 2016-04-23