1. Soil survey of Columbia County, New York

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2. Climate and man.

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3. Soil survey, Albany and Schenectady counties, New York

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4. Collecting data and specimens for study of economic plants

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5. Agriculture handbook

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6. Check list of native and naturalized trees of the United States (including Alaska)

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7. Common trees of Puerto Rico and the Virgin Islands

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8. Geographic distribution of the pines of the world

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9. Natural hybrids among pond, loblolly and pitch pines : [with list of literature cited]

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10. Alaska trees and shrubs

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11. The distribution of forest trees in California

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12. Root parasites of southern forests

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13. Checklist of United States trees (native and naturalized)

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14. Atlas of United States trees.

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16. Field guide to native oak species of eastern North America

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17. Taxonomic revision of the Chiliotrichum group sensu stricto (Compositae: Astereae)

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