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Keywords from Image Description:
Brongniartella mucronata. Brongniartella mucronata red alga Heterodasya mucronata lib washington edu exe CISOROOT CISOPTR CISORESTMP CISOVIEWTMP Freshwater and Marine Image Bank Hoyt Bulletin of the United States Bureau of Fisheries vol pl CIX published by the Government Printing Office in public domain both as US govt work