| Murphy, R. K., Muscha, J. M., Adolf-Whipp, S. L. |
2007
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A diverse prairie flora in the drift plain of northwestern North Dakota.
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Prairie naturalist
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| Igl, L. D., Johnson, D. H. |
2007
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A large population of yellow lady's slipper in a CRP grassland in central North Dakota.
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Prairie naturalist
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| Reveal, James L. |
1996
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A guide to scientific names of vascular plants.
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Probe; newsletter for the U S D A Plant Genome Research Program
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| Neale, D., Sederoff, R. |
1991
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Genome mapping in pines takes shape.
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Probe; newsletter for the U S D A Plant Genome Research Program
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| Sterrenburg, F. A. S. |
2000
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Studies on the genera Gyrosigma and Pleurosigma (Bacillariophyceae). Gyrosigma reversum (Gregory) Hendey and G. naja (Meister) Sterrenburg, nov. comb.
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Proceedings of the Academy of Natural Sciences of Philadelphia
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| Morales, E. A., Le, My |
2004
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A new species of the diatom genus Adlafia (Bacillariophyceae) from the United States.
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Proceedings of the Academy of Natural Sciences of Philadelphia
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| Peck, R. M. |
2000
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To the ends of the earth for sciences: Research expeditions of The Academy of Natural Sciences --- the first 150 years, 1812--1962.
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Proceedings of the Academy of Natural Sciences of Philadelphia
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| Morales, E. A., Le, My |
2004
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The taxonomy of the diatom Lacunicula sardiniensis Lange-Bertalot, Cavacini, Tagliaventi et Alfinito and its relationship with the genus Craticula Grunow (Bacillariophyceae).
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Proceedings of the Academy of Natural Sciences of Philadelphia
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| Morales, E. A., Siver, P. A., Trainor, F. R. |
2001
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Identification of diatoms (Bacillariophyceae) during ecological assessments: Comparison between Light Microscopy and Scanning Electron Microscopy techniques.
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Proceedings of the Academy of Natural Sciences of Philadelphia
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| Czarnecki, D. B., Cawley, E. T. |
1997
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A new species of Pinnularia (Pinnulariaceae) from iron rich, highly acidic strip-mined coal pits of south-central Iowa.
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Proceedings of the Academy of Natural Sciences of Philadelphia
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| Sterrenburg, F. A. S. |
2001
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Studies on the genera Pleurosigma and Gyrosigma. The types of Shadbolt and related taxa.
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Proceedings of the Academy of Natural Sciences of Philadelphia
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| Frodin, David G. |
1989
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Studies in Schefflera (Araliaceae), IV. Synopsis of the Formenkreis comprised of Didymopanax attenuatus (Sw.) El. Marchal and allied species, with nomenclatural changes.
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Proceedings of the Academy of Natural Sciences of Philadelphia
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| Reveal, James L., Moulton, G. E., Schuyler, Alfred E. |
1999
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The Lewis and Clark collections of vascular plants: Names, types and comments.
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Proceedings of the Academy of Natural Sciences of Philadelphia
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| Mahoney, R. K. |
1989
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Observations on the diatom Gomphopleura nobilis Reichtel ex Tempere (Bacillariophyceae).
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Proceedings of the Academy of Natural Sciences of Philadelphia
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| Maxwell, James F. |
1989
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The genus Amerincleistus Korth. (Melastomataceae).
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Proceedings of the Academy of Natural Sciences of Philadelphia
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| Mahoney, R. K., Reimer, C. W. |
1997
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Updated status of the type collection (Bacillariophyceae) in the Diatom Herbarium, the Academy of Natural Sciences of Philidelphia.
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Proceedings of the Academy of Natural Sciences of Philadelphia
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| Morales, E. A. |
2001
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Morphological studies in selected fragilarioid diatoms (Bacillariophyceae) from Connecticut waters (U.S.A.).
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Proceedings of the Academy of Natural Sciences of Philadelphia
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| Reeves, W. K. |
2001
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Invertebrate and slime mold cavernicoles of Santee Cave, South Carolina, U.S.A.
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Proceedings of the Academy of Natural Sciences of Philadelphia
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| Spamer, E. E. |
2000
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The legacy of "friends of natural science": A systematic look at the scientific publications of the Academy of Natural Sciences of Philadelphia, 1817--2000.
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Proceedings of the Academy of Natural Sciences of Philadelphia
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| Spamer, E. E., McCourt, R. M., Middleton, R., Gilmore, E., Duran, S. B. |
2000
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A national treasure: Accounting for the natural history specimens from the Lewis and Clark expedition (western North America, 1803--1806) in the Academy of Natural Sciences of Philadelphia.
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Proceedings of the Academy of Natural Sciences of Philadelphia
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| McCullough, Herbert A. |
22/01/1964
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New records for Ansia ornaia from Alabama
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Bryologist: A journal of bryology and lichenology
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| Kociolek, J. P. |
2003
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Designation types for the new diatom (Bacillariophyta) taxa described by Robert Hagelstein from Puerto Rico.
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Proceedings of the California Academy of Sciences
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| Stoermer, Eugene F. |
2005
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Marrying taxonomy and ecology: An attempt.
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Proceedings of the California Academy of Sciences
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| Sterrenburg, F. A. S. |
2005
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Taxonomy and ecology: An inseparable pair.
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Proceedings of the California Academy of Sciences
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| Strelnikova, N. I., Fourtanier, E., Kociolek, J. P., Barron, J. A. |
2004
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Study of the diatom genus Porodiscus Greville; Morphology of the species and comparison with realted genera.
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Proceedings of the California Academy of Sciences
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