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Unveiling a Hidden Gem: The Discovery of a New Freshwater Red Algal Species (Sheathia meghalayensis Elaya Perumal & Palanisamy, 2026) in Meghalaya, India by Botanical Survey of India

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The Discovery of Sheathia meghalayensis   Elaya Perumal & Palanisamy, 2026 The world of phycology—the study of algae—just got a little more fascinating. While marine red algae dominate our coastal vocabulary, their freshwater counterparts, the Rhodophyta, represent an ancient and highly specialized evolutionary lineage. (Photo credit: Dr. U Elaya Perumal, Botanical Survey of India) In a paper published in Current Science , researchers U. Elaya Perumal and M. Palanisamy from the Botanical Survey of India announced a major taxonomic breakthrough: the discovery of a distinct, critically endangered freshwater red alga named Sheathia meghalayensis  Elaya Perumal & Palanisamy, 2026 . (Photo credit: Dr. U Elaya Perumal, Botanical Survey of India) The Background: Filling a Critical Gap in India’s Biodiversity Northeastern India is recognized as a global biodiversity hotspot, yet its freshwater macroalgae have historically lagged behind marine species in documentation. Prior su...

Dr. Josephine Tilden (1869-1957) American Phycologist | Prominent Algologists around the World | Scientist of the Week

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Scientist of the Week Dr. Josephine Tilden: Scientist of the week Dr. Josephine Tilden (24 March 1869 to15 May 1957) was one of the most enthusiastic and dedicated phycologist; indefatigable as a teacher, researcher, and bibliographer. She was born on March 24, 1869, in Davenport, Iowa, US. Tilden believed strongly in the equality of women and despite many obstacles never let her gender impede her from pursuing her remarkable career. Prof. Conway MacMillan introduced her to the world of algae at the University of Minnesota.  In 1894 she prepared and distributed the first 'Century  (100 species) of her American Algae, an exsiccate that eventually included 32,500 specimens of both freshwater and marine taxa. Tilden had an uncanny skill for finding superb collecting sites. Perhaps the most famous of her sites is Botanical Beach, an area located near Port Renfrew. Here she established the world-famous 'Minnesota Seaside Station' where she conducted Marine biology courses durin...

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