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Show Green Snow. The familiar red snow of Alpine and Arctic regions is well known to be due to the growth in it of a minute one-celled one-celled species of alga. In the Bulletin of the Botanical So ! ciety of Geneva, R Chodat describes a new species of al'ga which grows in snow and colors it green The specimen speci-men was collected by Viret in a depression de-pression between the Aiguilles du Chardonnet and the Grands Mulets. at the edge of the Argentiere Glacier The patch of green snow was some 37 yards long by :i broad, the color being a dirty green The new species has been named raphidium vireti, aft-! aft-! er its discoverer |