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By: Cornejo, Xavier - Iltis, Hugh H. - Tomb, A. SpencerType: ArticleIn: Journal of the Botanical Research Institute of TexasVolume: 2Series:Issue:Date: 2008Page Range: 61--74Publication Info: Fort Worth, Tex Botanical Research Institute of Texas 2007-Subjects:
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By: Gentry, Alwyn H. (Alwyn Howard) - Tomb, A. SpencerType: ArticleIn: Annals of the Missouri Botanical GardenVolume: 66Series:Issue:Date: 1979Page Range: 756--777Publication Info: St. Louis, Missouri Botanical Garden Press, 1914-Subjects:
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By: Tomb, A. SpencerType: ArticleIn: Madroño; a West American journal of botanyVolume: 21Series:Issue:Date: 1972Page Range: 459--462Publication Info: Berkeley California Botanical SocietySubjects: