An illustrated flora of the northern United States, Canada and the British possessions from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's Sons, 1896)

An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's sons, 1913)

An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's sons, 1913)

An illustrated flora of the northern United States, Canada and the British possesions from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102d meridian. Vol. 3, Apocynaceae to Compositae, dogbane to thistle - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner, 1896)

An illustrated flora of the northern United States, Canada and the British possesions from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102d meridian. Vol. 3, Apocynaceae to Compositae, dogbane to thistle - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner, 1898)

An illustrated flora of the Pacific States: Washington, Oregon, and California - Abrams, Le Roy, 1874 -1956 (Stanford University Press, 1923)

An illustrated flora of the Pacific States: Washington, Oregon, and California - Abrams, Le Roy, 1874 -1956 (Stanford University Press, 1960)

An illustrated guide to the flowering plants of the middle Atlantic and New England states (excepting the grasses and sedges) the descriptive text written in familiar language - Stevens, George T. (George Thomas), 1832 -1921 (Dodd, Mead and company, 1910)

L'Illustration horticole : journal spécial des serres et des jardins, ou choix raisonné des plantes les plus intérressantes sous le rapport ornemental, comprenant leur histoire complete, leur description comparée, leur figure et leur culture - Lemaire, Charles Antoine, 1801 -1871 (Imprimerie et lithographie de F. et E. Gyselnyck, 1885)

Illustrations of the principal natural orders of the vegetable kingdom - Oliver, Daniel, 1830 -1916 (Chapman and Hall, 193 Piccadilly, 1874)

Illustrierte Flora von Nord- und Mittel-Deutschland, mit einer Einführung in die Botanik - Potonié, H. (Henry), 1857 -1913 (J. Springer, 1889)

Illustriertes Handbuch der Laubholzkunde :Charakteristik der in Mitteleuropa heimischen und im freien angepflanzten angiospermen Geho¨lz-Arten und Formen mit Ausschluss der Bambuseen und Kakteen - Schneider, Camillo, 1876 -1951 (G. Fischer, 1912)

Illustriertes Handwörterbuch der Botanik - Linsbauer, Karl, 1872 -1934 (W. Engelmann, 1917)

Illustrirte Garten-Zeitung - Müller, Karl, 1818 -1899 (E. Schweizerbart, 1864)

Inbreeding and outbreeding; their genetic and sociological significance - East, Edward M. (Edward Murray), 1879 -1938 (J.B. Lippincott Company, 1919)

Index herbariorum Part II Collectors - International Bureau For Plant Taxonomy; Nomenclature (Bohn, Scheltema & Holkema, 1983)

Index herbariorum - International Association for Plant Taxonomy (Published and Distributed for International Association for Plant Taxonomy by New York Botanical Gardens, 1990)

Index Kewensis Supplement twenty one Names of seed-bearing plants at the rank of family and below published between January 1996 and the end of 2000 with some omissions from earlier years - Royal Botanic Gardens, Kew. (Royal Botanic Gardens, Kew)

Index Kewensis. names of seed-bearing plants at the rank of family and below published between January 1991 and the end of 1995 with some omissions from earlier years Supplement twenty - Royal Botanic Gardens, Kew. (Royal Botanic Gardens, Kew)

Index Kewensis. names of seed-bearing plants at the rank of family and below published between January 1976 and the end of 1980 with some omissions from earlier years Supplement seventeen - Royal Botanic Gardens, Kew. (Clarendon Press)

Index Kewensis. names of seed-bearing plants at the rank of family and below published between January 1986 and the end of 1990 with some omissions from earlier years Supplement nineteen - Royal Botanic Gardens, Kew.

Index Kewensis. names of seed-bearing plants at the rank of family and below published between January 1981 and the end of 1985 with some omissions from earlier years Supplement eighteen - Royal Botanic Gardens, Kew. (Clarendon Press, 1987)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCLXI usque ad finem anni MDCCCCLXV nonnulla etiam antea edita complectens Supplementum quartum decimum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCLXVI usque ad finem anni MDCCCCLXX nonnulla etiam antea edita complectens Supplementum quintum decimum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCXI usque ad finem anni MDCCCCXV complectens Supplementum quintum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCXLI usque ad finem anni MDCCCCL nonnulla etiam antea edita complectens Supplementum undecimum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano, 1953)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCVI usque ad finem anni MDCCCCX complectens Supplementum quartum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano, 1913)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCXXXVI usque ad finem anni MDCCCCXL nonnulla etiam antea edita complectens Supplementum decimum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano, 1947)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCLI usque ad finem anni MDCCCCLV nonnulla etiam antea edita complectens Supplementum duodecimum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCXXXI usque ad finem anni MDCCCCXXXV complectens Supplementum nonum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCLVI usque ad finem anni MDCCCCLX nonnulla etiam antea edita complectens Supplementum tertium decimum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCXXI usque ad finem anni MDCCCCXXV complectens Supplementum septimum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab inition anni MDCCCXCVI usque ad finem anni MDCCCC complectens Supplementum secundum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium familiarum et graduum infrafamiliarum ab initio anni MDCCCCLXXI usque ad finem anni MDCCCCLXXV nonnulla etiam antea edita complectens Supplementum sextum decimum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCXVI usque ad finem anni MDCCCCXX complectens Supplementum sextum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCXXVI usque ad finem anni MDCCCCXXX complectens Supplementum octavum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano)

Index kewensis plantarum phanerogamarum nomina et synonyma omnium generum et specierum a Linnaeo usque ad annum 1885 complectens nomine recepto auctore patria unicuique plantae subjectis. Supplementum, nomina et synonyma omnium generum et specierum - Royal Botanic Gardens, Kew. (E prelo Clarendoniano, 1901)

Index seminarii Horti Botanici Hamburgensis - Institut für Allgemeine Botanik Hamburg. ([Institut für Allgemeine Botanik Hamburg], 1905)

Index seminarii Horti Botanici Hamburgensis - Institut für Allgemeine Botanik Hamburg. ([Institut für Allgemeine Botanik Hamburg], 1928)

Index seminarii Horti Botanici Hamburgensis - Institut für Allgemeine Botanik Hamburg. ([Institut für Allgemeine Botanik Hamburg], 1937)

Index seminarii Horti Botanici Hamburgensis - Institut für Allgemeine Botanik Hamburg. ([Institut für Allgemeine Botanik Hamburg], 1935)

Index seminum - Universität Frankfurt am Main. Botanischer Garten. (Botanischer Garten, 1931)

Index seminum in Horto Regio Neapolitano anno ... collectorum quae mutua commutatione, offeruntur - Regia Università di Napoli. Orto botanico. (Horto Regio Neapolitano, 1908)

Index seminum in Horto Regio Neapolitano anno ... collectorum quae mutua commutatione, offeruntur - Regia Università di Napoli. Orto botanico. (Horto Regio Neapolitano, 1909)

Index seminum in Horto Regio Neapolitano anno ... collectorum quae mutua commutatione, offeruntur - Regia Università di Napoli. Orto botanico. (Horto Regio Neapolitano, 1932)

Index Seminum in R. Athenaei Messanensis horto anno ... lectorum - Orto botanico Pietro Castelli. (Stampe alla direzione dell'Orto botanico di Messina (Italia), 1901)

Index Seminum in R. Athenaei Messanensis horto anno ... lectorum - Orto botanico Pietro Castelli. (Stampe alla direzione dell'Orto botanico di Messina (Italia), 1906)

Index seminum in R. Horto Botanico Senensi anno ... collectorum - Università di Siena. Orto Botanico. (Typis Lazzeri, 1911)

Index seminum in R. Horto Botanico Senensi anno ... collectorum - Università di Siena. Orto Botanico. (Typis Lazzeri, 1914)

Index Seminum in R. Orto Botanico Calaritano ac per Sardiniae Insulam - R. Orto botanico calaritano. ([Orto Botanico dell'Università degli Studi], 1909)

Index Seminum in R. Orto Botanico Calaritano ac per Sardiniae Insulam - R. Orto botanico calaritano. ([Orto Botanico dell'Università degli Studi], 1903)

Index seminum quae hortus botanicus Barcinonensis mutua commutatione offert ... - Instituto Botánico de Barcelona. (Instituto Botánico de Barcelona], 1927)

Index seminum quae hortus botanicus Barcinonensis mutua commutatione offert ... - Instituto Botánico de Barcelona. (Instituto Botánico de Barcelona], 1938)

Index seminum quae hortus botanicus Barcinonensis mutua commutatione offert ... - Instituto Botánico de Barcelona. (Instituto Botánico de Barcelona], 1930)

Index seminum quae hortus botanicus Barcinonensis mutua commutatione offert ... - Instituto Botánico de Barcelona. (Instituto Botánico de Barcelona], 1929)

Index to information on insects associated with western wildland shrubs - Nelson, David L. (U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station, 1988)

Index to plant chromosome numbers - Missouri Botanical Garden. (Missouri Botanical Garden, 1985)

Index to plant chromosome numbers - Missouri Botanical Garden. (Missouri Botanical Garden, 1996)

Index to plant chromosome numbers - Missouri Botanical Garden. (Missouri Botanical Garden, 1990)