William Winfield Ray collection of 20th-century botanists' correspondence and other materials, HIBDARC-0048. Hunt Institute for Botanical Documentation Archives.
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William Winfield Ray collection of 20th-century botanists' correspondence and other materials, HIBDARC-0048. Hunt Institute for Botanical Documentation Archives. https://as.huntbot.org/repositories/2/resources/51 Accessed May 04, 2026.