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By: Puri, H S - Hulings, N CType: ArticleIn: Bulletin of the British Museum (Natural History) ZoologyVolume: 29Series:Issue:Date: 1976Page Range: 251--315Publication Info: London, BM(NH),Subjects:
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By: Puri, H SType: ArticleIn: American fern journalVolume: 60Series:Issue:Date: 1970Page Range: 137--143Publication Info: [Washington, etc.] American Fern SocietySubjects: