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Sandro Pignatti

Italian botanist (1930-2025) · Italy · On the map · Scientists · Died at 94

Alessandro "Sandro" Pignatti was an Italian botanist specialising in pteridophytes and spermatophytes. The Australian plant species Calectasia pignattiana was named after him. On 31 May 1991, Pignatti received an honorary doctorate from the Faculty of Mathematics and Science at Uppsala University, Sweden.

Sandro Pignatti is read about 6.5 times a day, in 6 languages.

A typical day, 30 days to 24 September 2026

The middle day of the days counted, so one week of news cannot move it. The line under it is the last 60 days, one point a day.

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