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By: Shellhammer, Howard S - Shellhammer, Thomas HType: ArticleIn: Madroño; a West American journal of botanyVolume: 53Series:Issue:Date: 2006Page Range: 342--350Publication Info: Berkeley California Botanical SocietySubjects:
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By: Harvey, H Thomas - Shellhammer, Howard SType: ArticleIn: Madroño; a West American journal of botanyVolume: 38Series:Issue:Date: 1991Page Range: 14--20Publication Info: Berkeley California Botanical SocietySubjects:
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By: Shellhammer, Howard S - Stecker, Ronald E - Harvey, H Thomas - Hartesveldt, Richard JType: ArticleIn: Madroño; a West American journal of botanyVolume: 20Series:Issue:Date: 1970Page Range: 408--410Publication Info: Berkeley California Botanical SocietySubjects: