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By: Rothrock, Paul EType: ArticleIn: RhodoraVolume: 77Series:Issue:Date: 1975Page Range: 538--539Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]Subjects:
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By: Bryson, Charles T. - Rothrock, Paul EType: ArticleIn: Journal of the Botanical Research Institute of TexasVolume: 4Series:Issue:Date: 2010Page Range: 347--348Publication Info: Fort Worth, Tex Botanical Research Institute of Texas 2007-Subjects: