TRENDS IN SYSTEMATIC BOTANY
103
Keck, D. D. 1945. Studies in Penstemon—VIII. A cyto-taxonomic account of the
section Spermunculus. Am. Midland Naturalist 33: 128-206.
Keck, D. D. 1946. A revision of the Artemisia vulgaris complex in North America.
Proc. Calif. Acad. Sei. 25: 421-468.
Kostoff, D. 1938. Studies on polyploid plants. XVIII: Cytogenetic studies on
Nicotiana silvestris X N. tomentosiformis hybrids and amphidiploids and their
bearings on the problem of the origin of N. Tabacum. Compt. rend. acad. set.
U.R.S.S. 18: 459-462.
Kruckeberg, A. R. 1951. Intraspecific variation in the response of certain native
plant species to serpentine soil. Am. }. Botany 38: 408-419.
Kruckeberg, A. R. 1955. Interspecific hybridizations of Silene. Am. J. Botany
42: 373-378.
Lam, H. J. 1948a. Classification and the new morphology. Acta biotheoretica
Leiden 8: 107-154.
Lam, H. J. 1948b. A new system of the Cormophyta. Blumea 6: 282-289.
Landolt, E. 1954. Die Artengruppe des Ranunculus montanus Willd. in den Alpen
und im Iura. Ber. Schweiz, botan. Ges. 64: 9-83.
Levan, Α. 1935. Cytological studies in Allium. VI. The chromosome morphology
of some diploid species of Allium. Hereditas 20: 289-330.
Levan, A. 1944. On the chromosomes of a new Mahonia-Berberis hybrid.
Hereditas 30: 401-404.
Lewis, H. 1953a. The mechanism of evolution in the genus Clarkia. Evolution
7: 1-20.
Lewis, H. 1953b. Chromosome phylogeny and habitat preference of Clarkia.
Evolution 7: 102-109.
Lewis, H., and Lewis, Μ. E. 1955. The genus Clarkia. Univ. Calif. (Berkeley)
Pubis. Botany 20: 241-392.
Lewis, H., and Snow, R. 1951. A cytotaxonomic approach to Eschscholtzia.
Madroño 11: 141-143.
Löve, Á. 1951. Taxonomical evaluation of polyploids. Caryologia 3: 263-284.
Love, Á. 1954a. Cytotaxonomical remarks on some American species of circumpolar taxa. Svensk Botan. Tidskr. 48: 211-232.
Löve, Á. 1954b. The foundations of cytotaxonomy. 8th Congr. intern. Botany
Rapp. Communs. Sect. 9: 59-66.
Löve, Α., and Löve, D. 1954. Cytotaxonomical studies on the Northern Bedstraw. Am. Midland Naturalist 52 : 88-105.
Löve, D. 1953. Cytotaxonomical remarks on the Gentianaceae. Hereditas 39:
225-235.
McKelvey, S. D., and Sax, K. 1933. Taxonomic and cytological relationships of
Yucca and Agave. J. Arnold Arboretum (Harvard Univ.) 14: 76-81.
Manning, W. E. 1938. Comparative anatomy of the woods of the Juglandaceae.
Trop. Woods 12: 16-21.
Mantón, I. 1950. "Problems of Cytology and Evolution in the Pteridophyta," 316
pp. Cambridge Univ. Press, London and New York.
Mantón, I. 1953. The cytological evolution of the fern flora of Ceylon. Symposia Soc. Exptl. Biol. 7: 174-185.
Martin, A. C. 1946. The comparative internal morphology of seeds. Am. Midland
Naturalist 36: 513-660.
103
Keck, D. D. 1945. Studies in Penstemon—VIII. A cyto-taxonomic account of the
section Spermunculus. Am. Midland Naturalist 33: 128-206.
Keck, D. D. 1946. A revision of the Artemisia vulgaris complex in North America.
Proc. Calif. Acad. Sei. 25: 421-468.
Kostoff, D. 1938. Studies on polyploid plants. XVIII: Cytogenetic studies on
Nicotiana silvestris X N. tomentosiformis hybrids and amphidiploids and their
bearings on the problem of the origin of N. Tabacum. Compt. rend. acad. set.
U.R.S.S. 18: 459-462.
Kruckeberg, A. R. 1951. Intraspecific variation in the response of certain native
plant species to serpentine soil. Am. }. Botany 38: 408-419.
Kruckeberg, A. R. 1955. Interspecific hybridizations of Silene. Am. J. Botany
42: 373-378.
Lam, H. J. 1948a. Classification and the new morphology. Acta biotheoretica
Leiden 8: 107-154.
Lam, H. J. 1948b. A new system of the Cormophyta. Blumea 6: 282-289.
Landolt, E. 1954. Die Artengruppe des Ranunculus montanus Willd. in den Alpen
und im Iura. Ber. Schweiz, botan. Ges. 64: 9-83.
Levan, Α. 1935. Cytological studies in Allium. VI. The chromosome morphology
of some diploid species of Allium. Hereditas 20: 289-330.
Levan, A. 1944. On the chromosomes of a new Mahonia-Berberis hybrid.
Hereditas 30: 401-404.
Lewis, H. 1953a. The mechanism of evolution in the genus Clarkia. Evolution
7: 1-20.
Lewis, H. 1953b. Chromosome phylogeny and habitat preference of Clarkia.
Evolution 7: 102-109.
Lewis, H., and Lewis, Μ. E. 1955. The genus Clarkia. Univ. Calif. (Berkeley)
Pubis. Botany 20: 241-392.
Lewis, H., and Snow, R. 1951. A cytotaxonomic approach to Eschscholtzia.
Madroño 11: 141-143.
Löve, Á. 1951. Taxonomical evaluation of polyploids. Caryologia 3: 263-284.
Love, Á. 1954a. Cytotaxonomical remarks on some American species of circumpolar taxa. Svensk Botan. Tidskr. 48: 211-232.
Löve, Á. 1954b. The foundations of cytotaxonomy. 8th Congr. intern. Botany
Rapp. Communs. Sect. 9: 59-66.
Löve, Α., and Löve, D. 1954. Cytotaxonomical studies on the Northern Bedstraw. Am. Midland Naturalist 52 : 88-105.
Löve, D. 1953. Cytotaxonomical remarks on the Gentianaceae. Hereditas 39:
225-235.
McKelvey, S. D., and Sax, K. 1933. Taxonomic and cytological relationships of
Yucca and Agave. J. Arnold Arboretum (Harvard Univ.) 14: 76-81.
Manning, W. E. 1938. Comparative anatomy of the woods of the Juglandaceae.
Trop. Woods 12: 16-21.
Mantón, I. 1950. "Problems of Cytology and Evolution in the Pteridophyta," 316
pp. Cambridge Univ. Press, London and New York.
Mantón, I. 1953. The cytological evolution of the fern flora of Ceylon. Symposia Soc. Exptl. Biol. 7: 174-185.
Martin, A. C. 1946. The comparative internal morphology of seeds. Am. Midland
Naturalist 36: 513-660.